@media screen and (min-width: 0px) {
  #manuals { margin-top: 70px; background-color: #FFF; }
  #manuals #hero { background-size: cover; background-position: center 25%; padding: 60px 20px; color: #fff; text-align: center; }
  #manuals #hero h2 { font-size: 18px; font-weight: 400; }
  #manuals #product-toggle { box-shadow: 0 0 5px 0 rgba(0,0,0,0.3); padding: 20px; overflow: hidden; }
  #manuals #product-toggle ul { display: flex; overflow-x: scroll;  }
  #manuals #product-toggle ul li { width: 160px; min-width: 160px; margin-right: 20px; border: 1px solid #dadee1; border-radius: 10px; box-sizing: border-box; }
  #manuals #product-toggle ul li:last-child { margin-right: 0; }
  #manuals #product-toggle ul li a { display: flex; justify-content: center; align-items: center; flex-direction: column; flex-wrap: wrap; width: 100%; height: 100px; border-radius: 10px; border: 3px transparent solid; box-sizing: border-box; }
  #manuals #product-toggle ul li a:hover { background: white; }
  #manuals #product-toggle ul li a.active { border: 1px #3A4C55 solid; }
  #manuals #product-toggle ul li img { width: 50px; margin: 0 auto; }
  #manuals #product-toggle ul li .divimg { width: 100%; }
  #manuals #product-toggle ul li .sub-title { margin-top: 5px; font-size: 14px; }
  #manuals #warranty-form { padding: 50px 20px 0; }
  #manuals #warranty-form .wrapper { background-size: 100%; background-position: 50% 42%; padding: 50px 30px; color: #fff;border-radius: 10px; position: relative; }
  #manuals #warranty-form .wrapper .title { font-size: 23px; font-weight: bold; margin-bottom: 10px; }
  #manuals #warranty-form .wrapper .text { max-width: 400px; font-size: 14px; line-height: 1.6em; }
  #manuals #warranty-form .wrapper .warranty-right .btn { margin-top: 30px; width: 160px; }
  #manuals #warranty-form .form-group { display: none; background-color: #FFF; border-bottom-left-radius: 10px; border-bottom-right-radius: 10px; box-sizing: border-box; padding: 20px 20px 50px; }
  #manuals #warranty-form .welcome { padding: 30px 0; }
  #manuals #warranty-form .welcome .welcome-left .title { font-weight: bold; font-size: 23px; line-height: 33px; margin-bottom: 10px; width: 60%; }
  #manuals #warranty-form .welcome .welcome-right .text { font-size: 14px; line-height: 1.6em; }

  #manuals #product-overview { margin: 0 20px 50px; padding: 50px 20px; background-color: #f1f2f2; border-radius: 10px; box-sizing: border-box; }  
  #manuals #product-overview .title { padding-top: 10px; font-size: 38px; font-weight: bold; }
  #manuals #product-overview .wrapper-right ul { display: flex; flex-wrap: wrap; }
  #manuals #product-overview .wrapper-right ul li { width: 48%; margin-right: 4%; margin-top: 35px; }
  #manuals #product-overview .wrapper-right ul li:nth-child(2n) { margin-right: 0; }
  #manuals #product-overview .wrapper-right ul li .divimg { width: 30px; min-width: 30px; }
  #manuals #product-overview .wrapper-right ul li label { line-height: 1.6em; font-weight: 500; }

  #manuals .container { padding: 0 20px 50px; width: 100%; box-sizing: border-box; }
  #manuals .container p { line-height: 30px; }
	#manuals .container h1 { font-size: 34px; }
	#manuals .container h2 { font-size: 23px; line-height: 1.4em; }
  #manuals .container h3 { font-size: 16px; line-height: 30px; }
  #manuals .container .block-line { border: 1px #DADEE1 solid; margin: 30px 0; }
  #manuals .container .block-line-null { padding-bottom: 50px; }
  #manuals .container .btn-text { border-bottom: 1px #3A4C55 solid; }
  #manuals .container .btn { display: inline-block; padding: 10px 40px; margin-top: 20px; }
  #manuals .container-left { overflow: hidden; }
  #manuals .container-left .table-of-content { position: initial; top: 70px; left: 0; right: 0; background-color: transparent; z-index: 1; border: 1px solid #dadee1; border-radius: 10px; }
  #manuals .container-left.active .table-of-content { position: fixed; background-color: #FFF; -webkit-box-shadow: 0px 7px 22px -13px rgba(173,173,173,1); box-shadow: 0px 7px 22px -13px rgba(173,173,173,1); border: none; border-radius: 0px;}
  #manuals .container-left .table-of-content a { display: block; font-weight: bold; border-radius: 10px; background-color: #FFF; padding: 20px; text-transform: uppercase; font-size: 14px; text-align: center; }
  #manuals .container-left .table-of-content a .arrow-down { display: inline-block; height: 0; width: 0; border-bottom: 2px solid #3A4C55; border-right: 2px solid #3A4C55; transform: rotate(45deg); margin: 0 0 3px 15px; padding: 5px; }
  #manuals .container-left .first-nav { visibility: hidden; opacity: 0; height: 0; transition: all 0.35s; padding: 30px 30px 0; overflow-y: auto; }
  #manuals .container-left.openPopup .first-nav { visibility: visible; opacity: 1; height: auto; position: fixed; top: 65px; left: 0; right: 0; bottom: 0; background-color: #FFF; z-index: 1; }
  #manuals .container-left .close-popup { display: none; }
  #manuals .container-left.openPopup .close-popup { display: block; position: fixed; top: 65px; right: 0; padding: 30px 40px; z-index: 2; }
  #manuals .container-left .close-popup span { position: absolute; right: 25px; background-color: #3A4C55; display: inline-block; width: 26px; height: 2px; transform: rotate(-45deg); }
  #manuals .container-left .close-popup span:last-child { transform: rotate(45deg); }
  #manuals .container-left .first-nav .title { font-size: 20px; font-weight: bold; margin-bottom: 15px; }
  #manuals .container-left .first-nav .secontd-nav { margin: 20px 0; }
  #manuals .container-left .first-nav li { margin-bottom: 10px; }
  #manuals .container-left .first-nav li:last-child { margin-bottom: 0; }
  #manuals .container-left .first-nav .second-nav { margin-bottom: 40px; }
  #manuals .container-left .first-nav .second-nav > li a { display: block; padding: 2px 10px; border-left: 3px transparent solid; transition: all 0.35s; font-size: 18px; }
  #manuals .container-left .first-nav .second-nav > li > a:hover { border-left: 3px #3FAE29 solid; }
  #manuals .container-left .first-nav .second-nav > li.active > a { border-left: 3px #3FAE29 solid; }
  #manuals .container-left .first-nav .second-nav .third-nav { display: none; }
  #manuals .container-left .first-nav .second-nav > li.active .third-nav { padding: 10px 20px; display: block; }
  #manuals .container-left .first-nav .second-nav .third-nav li > a { font-size: 14px; }
  #manuals .container-left .first-nav .second-nav .third-nav li > a:hover { font-weight: bold; }
  #manuals .container-left .first-nav .second-nav .third-nav li.active a { font-weight: bold; }
  #manuals .container-left .first-nav li a img { display: inline-block; width: 30px; vertical-align: middle; }
  #manuals .container-left .first-nav li a.support { border-top: 1px #DADEE1 solid; display: block; padding: 30px 0; color: #3FAE29; font-size: 20px; font-weight: bold; }

  #manuals .content-iframe { border-radius: 10px; overflow: hidden; margin-top: 40px; }
  #manuals .content-iframe .iframe { position: relative; width: 100%; padding: 56.25% 0 0 0; }
  #manuals .content-iframe .iframe iframe { display: block; position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
  #manuals .content-iframe .bottom a { display: block; background-color: #3A4C55; color: #fff; font-size: 14px; padding: 15px 20px; text-align: center; }
  #manuals .content-block { padding: 30px 0; }
  #manuals .content-block .wrapper .item { padding-top: 40px; }
  #manuals .content-block .wrapper .item .item-title { display: flex; margin-bottom: 15px; }
  #manuals .content-block .wrapper .item .item-title .number { width: 30px; min-width: 30px; height: 30px; margin-right: 15px; border-radius: 50%; text-align: center; color: #FFF; font-size: 20px; line-height: 30px; font-weight: bold; background-color: #3A4C55; }
  #manuals .content-block .wrapper .item .item-title .number.star-number { font-size: 50px; line-height: 57px; min-width: 30px; font-weight: lighter; background-color: #3FAE29; }
  #manuals .content-block .wrapper .item .item-title .divimg { width: 35px; min-width: 35px; margin-right: 15px; }
  @keyframes box-slide-in {
    from { opacity: 0; visibility: hidden; height: 0; }
    to { opacity: 1; visibility: visible; height: 120px; }
  }
  #manuals .content-block .wrapper .item .box-lists { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; transition: all 0.35s; visibility: hidden; opacity: 0; height: 0; }
  #manuals .content-block .wrapper .item.active .box-lists { animation: box-slide-in 0.5s; animation-fill-mode: forwards; border-bottom: 1px #DADEE1 solid; }
  #manuals .content-block .wrapper .item .box-lists li { width: 49%; margin-right: 2%; margin-bottom: 15px; display: flex; font-size: 14px; line-height: 1.6em; }
  #manuals .content-block .wrapper .item .box-lists li:nth-child(2n) { margin-right: 0%; }
  #manuals .content-block .wrapper .item .box-lists li .divimg { width: 25px; min-width: 25px; margin-right: 8px; }
  #manuals .content-block .wrapper .item .img-lists { margin: 30px 0; }
  #manuals .content-block .dismount .img-lists { width: 150px!important; margin-left: 2em!important; }
  #manuals .content-block .wrapper .item .img-lists li { width: 80%; margin: 30px auto 0; }
  #manuals .content-block .wrapper .item .img-lists .need-img { width: 45%; }
  #manuals .content-block .wrapper .item .step-lists { margin-top: 10px; }
  #manuals .content-block .wrapper .item .step-lists li { display: flex; margin-bottom: 15px; line-height: 1.6em; }
  #manuals .content-block .wrapper .item .step-lists li:last-child { margin-bottom: 0; }
  #manuals .content-block .wrapper .item .step-lists li .note { margin-top: 0; border: 0; padding: 6px 0 0; }
  #manuals .content-block .wrapper .item .step-lists li img { width: 38px; margin-right: 20px; }
  #manuals .content-block .wrapper .item .step-lists li .number { font-weight: bold; margin-right: 10px; line-height: 30px; }
  #manuals .content-block .wrapper .item .step-lists li .label { font-weight: bold; font-size: 18px; margin-bottom: 5px; }
  #manuals .content-block .wrapper .item .option-lists { margin: 20px 0 20px 32px; }
  #manuals .content-block .wrapper .item .option-lists li { margin-top: 25px; }
  #manuals .content-block .wrapper .item .option-lists li p { margin-bottom: 6px; }
  #manuals .content-block .wrapper .item .option-lists .label { font-weight: bold; margin-bottom: 6px; }
  #manuals .content-block .wrapper .item .option-lists .label span { color: #3FAE29; }
  #manuals .content-block .wrapper .item .phone-lists { display: flex; flex-wrap: wrap; margin-top: 1em; }
  #manuals .content-block .wrapper .item .phone-lists li { width: 48%; margin-right: 4%; margin-top: 25px; display: flex; flex-wrap: wrap; flex-direction: column; justify-content: space-between; }
  #manuals .content-block .wrapper .item .phone-lists li:nth-child(2n) { margin-right: 0; }
  #manuals .content-block .wrapper .item .phone-lists li .label { margin-bottom: 10px; font-size: 14px; }
  #manuals .content-block .wrapper .item .italic-green { font-size: 14px; font-family: 'nanoleaf'; font-style: italic; color: #3FAE29; }
  #manuals .content-block .wrapper .item .solution-lists li { display: flex; margin-top: 25px; }
  #manuals .content-block .wrapper .item .solution-lists li .li-left { width: 30px; min-width: 30px; height: 30px; margin-right: 15px; border-radius: 50%; text-align: center; color: #FFF; font-size: 18px; line-height: 30px; background-color: #3A4C55; font-weight: bold; }
  #manuals .content-block .tips { margin-top: 50px; border-radius: 10px; background-color: #f1f2f2; padding: 30px; }
  #manuals .content-block .tips .tips-top { margin-bottom: 20px; }
  #manuals .content-block .tips .tips-top .title { font-size: 23px; font-weight: bold; margin-bottom: 8px; }
  #manuals .content-block .tips .tips-top ul { display: flex; }
  #manuals .content-block .tips .tips-top ul li { width: 22px; margin-right: 15px; }
  #manuals .content-block .tips .tips-bottom span { color: #3FAE29; }
  #manuals .content-block .note { display: flex; align-items: center; margin-top: 0px; border: 1px #DADEE1 solid; border-radius: 10px; padding: 20px; }
  #manuals .content-block .note p { font-size: 14px; line-height: 1.6em; }
  #manuals .content-block .note span { font-weight: bold; text-transform: uppercase; margin-right: 5px; }
  #manuals .content-block .note img { display: inline-block; width: 30px; margin-right: 10px; }
  
  #manuals .content-block#product-setup .title-img { margin: 50px 0 20px; background-color: #00B200; width: 30px; height: 30px; }
  #manuals .content-block#product-setup .title { font-size: 50px; font-weight: bold; text-transform: uppercase; margin-bottom: 20px; }
  #manuals .content-block#product-setup p, #manuals .content-block#designing-your-layout p { font-size: 18px;}
  #manuals .content-block#what-is-in-the-box { margin-bottom: 0px; padding-bottom: 0px; }
  #manuals .content-block#what-is-in-the-box .wrapper .item:nth-child(1) { padding-top: 40px }
  #manuals .content-block#what-is-in-the-box .wrapper .item { padding-top: 15px }
  #manuals .content-block#what-is-in-the-box .wrapper .item .item-title { justify-content: space-between; }
  #manuals .content-block#what-is-in-the-box .wrapper .item .item-title .title-icon { position: relative; display: inline-block; width: 24px; margin-top: 12px; border-top: 2px #3A4C55 solid; }
  #manuals .content-block#what-is-in-the-box .wrapper .item .item-title .title-icon::after { content: ''; position: absolute; display: inline-block; width: 24px; border-top: 2px #3A4C55 solid; transform: rotate(90deg) translate(-1px, 0px); transition: all 0.2s; }
  #manuals .content-block#what-is-in-the-box .wrapper .item.active .item-title .title-icon::after { transform: rotate(0deg) translate(0px, -2px); }
  #manuals .content-block#designing-your-layout .tips .tips-bottom p { font-size: 14px; line-height: 1.6em; }
  #manuals .content-block#pairing-for-ios h1 img { display: inline-block; width: 34px; margin-bottom: 5px; margin-left: 5px; vertical-align: middle; }
  #manuals .content-block#pairing-for-ios .item:nth-child(4) .option-lists { margin: 20px 0 20px 57px; }
  #manuals .content-block#pairing-for-android h1 img { display: inline-block; width: 46px; margin-bottom: 5px; margin-left: 10px; vertical-align: middle; }
  #manuals .content-block#pairing-for-android .step-lists { margin-top: 30px; }
  #manuals .content-block#controlling-your-panels { padding: 50px 0 0; }
  #manuals .content-block#controlling-your-panels .wrapper .item .img-flex .flex-left { width: 50px; margin: 15px 0; }
  #manuals .content-block#controlling-your-panels .wrapper .item .note { margin-left: 0; }
  #manuals .content-block#controlling-your-panels .wrapper .item .step-lists { margin-top: 30px; }
  #manuals .content-block#controlling-your-panels .wrapper .item .step-lists li { margin-bottom: 25px; }
  #manuals .content-block#controlling-your-panels .wrapper .item .step-lists li .label { margin-bottom: 0; }
  #manuals .content-block#controlling-your-panels .wrapper .item .step-lists li .text p { line-height: 26px; }
  #manuals .content-block#controlling-your-panels .wrapper .item .step-lists li img { width: 24px; margin-right: 15px; }
  #manuals .content-block#controlling-your-panels .wrapper .item:last-child { padding-bottom: 50px; }
  #manuals .content-block#common-solutions h2 { padding: 15px 0 15px 20px; margin: 0 0 35px; border-left: 6px #3FAE29 solid; }
  #manuals .content-block#common-solutions .item .step-lists { margin-left: 45px; }
  #manuals .content-block#common-solutions .item .step-lists li { margin-bottom: 5px; }
  #manuals .content-block#common-solutions .wrapper .item { padding-top: 60px; }
  #manuals .content-block#large-installations .content { width: 80%; margin: 3em auto 0; text-align: center; font-size: 14px; line-height: 1.6em; }
  #manuals .content-block#large-installations .content .entry:nth-child(1) { margin-bottom: 1em; }
  #manuals .content-block#large-installations .content .entry img { width: 250px; margin: 0 auto; }
  #manuals .content-block#large-installations .content .text { padding: 10px 0 20px; }
  #manuals .content-block#large-installations .wrapper .item .option-lists { margin: 20px 0; }
  #manuals .content-block#large-installations .step-lists .li-left span { display: block; width: 30px; height: 30px; margin-right: 15px; }
  #manuals .content-block#large-installations .square-red { background-color: #EB5934; }
  #manuals .content-block#large-installations .square-green { background-color: #32EC71; }
  #manuals .content-block#large-installations .square-blue { background-color: #3498EA; }
  #manuals .content-block#large-installations .square-white { background-color: #FFF; border: 1px solid grey; }
  #manuals .content-block#large-installations .wrapper .item:nth-child(1) { margin-bottom: 50px; }
  #manuals .content-block#large-installations .wrapper .item:nth-child(1) .item-title { margin-bottom: 20px; }
  #manuals .content-block#large-installations .wrapper .item .img-flex .flex-left { width: 50px; margin: 60px 0 15px; }
  #manuals .content-block#placement-tips .item { padding-top: 10px; }
  #manuals .content-block#placement-tips .step-lists { margin-top: 30px; }
  #manuals .content-block#placement-tips .step-lists li { margin-bottom: 5px; }

  @media (-webkit-max-device-pixel-ratio: 1.99999999) {
    #manuals #hero { background-image: url(../img/manuals/ShapesUserManual@1x.jpg); }
    .is-webp #manuals #hero { background-image: url(../img/manuals/ShapesUserManual@1x.webp); }
    #manuals #warranty-form .wrapper { background-image: linear-gradient(90deg, rgba(47,72,81,1) 30%, rgba(58,76,85,0) 70%), url(../img/manuals/ShapesWarranty@1x.jpg); }
    .is-webp #manuals #warranty-form .wrapper { background-image: linear-gradient(90deg, rgba(47,72,81,1) 30%, rgba(58,76,85,0) 70%), url(../img/manuals/ShapesWarranty@1x.webp); }
  }
  @media (-webkit-min-device-pixel-ratio: 2) { 
    #manuals #hero { background-image: url(../img/manuals/ShapesUserManual@2x.jpg); }
    .is-webp #manuals #hero { background-image: url(../img/manuals/ShapesUserManual@2x.webp); }
    #manuals #warranty-form .wrapper { background-image: linear-gradient(90deg, rgba(47,72,81,1) 30%, rgba(58,76,85,0) 70%), url(../img/manuals/ShapesWarranty@2x.jpg); }
    .is-webp #manuals #warranty-form .wrapper { background-image: linear-gradient(90deg, rgba(47,72,81,1) 30%, rgba(58,76,85,0) 70%), url(../img/manuals/ShapesWarranty@2x.webp); }
  }
}
@media screen and (min-width: 768px) {
  #manuals { margin-top: 80px; }  
  #manuals #hero { padding: 80px 50px; }
  #manuals #product-toggle { padding: 20px 50px; background-color: #f1f2f2; }
  #manuals #warranty-form { padding: 50px 50px 0; }
  #manuals #warranty-form .wrapper { padding: 30px; display: flex; justify-content: space-between; align-items: flex-end; }
  #manuals #warranty-form .wrapper .warranty-left { margin-right: 50px; }
  #manuals #warranty-form .wrapper .title { font-size: 38px; }
  #manuals #warranty-form .wrapper .text { max-width: 550px; font-size: 18px; }
  #manuals #warranty-form .form-group { padding: 50px; }
  #manuals #warranty-form .welcome { padding: 30px 0 50px; }
  #manuals #warranty-form .welcome .welcome-left .title { font-size: 38px; line-height: 48px; width: 50%; }
  #manuals #warranty-form .welcome .welcome-right .text { font-size: 18px; }
  #manuals #product-overview { margin: 0 50px 50px; padding: 60px 90px; }
  #manuals #product-overview .title { font-size: 56px; }
  #manuals #product-overview .wrapper-right ul li { display: flex; align-items: center; }
  #manuals #product-overview .wrapper-right ul li label { margin-left: 20px; font-size: 18px;}
  #manuals .container { padding: 0 50px 50px; }
  #manuals .container h1 { font-size: 50px; }
  #manuals .container h2 { font-size: 32px; }
  #manuals .container-left .table-of-content { top: 80px; }
  #manuals .content-block#product-setup .title { font-size: 80px; width: 540px; }
  #manuals .content-block .wrapper .item { padding-top: 60px; }
  @keyframes box-slide-in {
  from { opacity: 0; visibility: hidden; height: 0; }
  to { opacity: 1; visibility: visible; height: 80px; }
  }
  #manuals .content-block .wrapper .dismount .item-flex { display: flex; }
  #manuals .content-block .wrapper .item.active .box-lists { padding-bottom: 20px; }
  #manuals .content-block .wrapper .item .box-lists li { width: 32%; margin-right: 2%; font-size: 16px; }
  #manuals .content-block .wrapper .item .box-lists li:nth-child(2n) { margin-right: 2%; }
  #manuals .content-block .wrapper .item .box-lists li:nth-child(3n) { margin-right: 0; }
  #manuals .content-block .wrapper .item .img-lists { width: 500px; margin: 30px auto; }
  #manuals .content-block .wrapper .item .phone-lists li { width: calc((100% - 100px) / 4); margin-right: 15px; }
  #manuals .content-block .wrapper .item .phone-lists li:nth-child(2n) {  margin-right: 15px; }
  #manuals .content-block .wrapper .item .phone-lists li:nth-child(4n) { margin-right: 0; }
  #manuals .content-block .wrapper .item .item-title .number { width: 42px; min-width: 42px; height: 42px; line-height: 42px; font-size: 28px; }
  #manuals .content-block .wrapper .item .item-title .number.star-number { font-size: 58px; line-height: 72px; }
  #manuals .content-block .note { margin-left: 57px; padding: 20px 60px; }
  #manuals .content-block .wrapper .item .step-lists li .note { margin-left: 0; }
  #manuals .content-block .tips { padding: 40px 65px; }
  #manuals .content-block .tips .tips-top { display: flex; align-items: center; }
  #manuals .content-block .tips .tips-top .title { margin-right: 30px; margin-bottom: 0; }
  #manuals .content-block#mounting-your-panels .text { margin-left: 57px; }
  #manuals .content-block#mounting-your-panels .item:first-child .img-lists { display: flex; width: 530px; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(1) .img-lists li { margin: 0; }
  #manuals .psuWrap { display: flex; }
  #manuals .psuWrap .wrapper .item .img-lists { width: auto; }
  #manuals .psuWrap .flex-right { position: relative; top: -3em; }
  #manuals .psuWrap .flex-right .img-lists { width: 200px!important; margin: 0; margin-left: 2em!important; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(3) .img-lists li  { width: 100%; margin: 0; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(1) .img-lists li:nth-child(1) { margin-right: 30px; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(4) .img-lists { display: flex; width: 530px; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(4) .img-lists li { margin: 0; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(4) .img-lists li:nth-child(1) { margin-right: 30px; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(4) .img-lists li:nth-child(2) { margin-right: 30px; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(5) .img-lists li { width: 60%; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(6) .img-lists li { width: 100%; }
  #manuals .content-block#pairing-for-ios .wrapper .item:first-child .step-lists { display: flex; flex-wrap: wrap; margin-top: 30px; }
  #manuals .content-block#pairing-for-ios .wrapper .item:first-child .step-lists li { width: 48%; margin-right: 4%; }
  #manuals .content-block#pairing-for-ios .wrapper .item:first-child .step-lists li:nth-child(2n) { margin-right: 0; }
  #manuals .content-block#pairing-for-ios .wrapper .item:nth-child(2) .text { margin-left: 57px; }
  #manuals .content-block#pairing-for-ios .wrapper .item:nth-child(3) .step-lists { margin-left: 57px; }
  #manuals .content-block#pairing-for-ios .wrapper .item .phone-lists { margin: 20px 0 0 57px; }
  #manuals .content-block#pairing-for-ios .wrapper .item .phone-lists li { display: block; }
  #manuals .content-block#pairing-for-ios .wrapper .item .phone-lists li:nth-child(2) { margin-top: 80px; }
  #manuals .content-block#pairing-for-ios .wrapper .item .phone-lists li:nth-child(4) { margin-top: 70px; }
  #manuals .content-block#multiple-users .wrapper .item .item-flex { display: flex; }
  #manuals .content-block#multiple-users .wrapper .item .phone-lists li { width: calc((100% - 50px) / 2); }
  #manuals .content-block#multiple-users .flex-left { width: 46%; margin-right: 4%; }
  #manuals .content-block#multiple-users .flex-right{ width: 50%; }
  #manuals .content-block#multiple-users .flex-left .item-title { flex-direction: column; }
  #manuals .content-block#multiple-users .flex-left .item-title .divimg { margin-bottom: 10px; }
  #manuals .content-block#pairing-for-android .wrapper .item:first-child .step-lists { display: flex; flex-wrap: wrap; margin-top: 30px; }
  #manuals .content-block#pairing-for-android .wrapper .item:first-child .step-lists li { width: 48%; margin-right: 4%; }
  #manuals .content-block#pairing-for-android .wrapper .item:first-child .step-lists li:nth-child(2n) { margin-right: 0; }
  #manuals .content-block#pairing-for-android .wrapper .item:nth-child(2) .text { margin-left: 57px; }
  #manuals .content-block#pairing-for-android .wrapper .item:nth-child(3) .step-lists { margin: 20px 0 0 57px; }
  #manuals .content-block#pairing-for-android .wrapper .item .option-lists { margin: 20px 0 20px 57px; }
  #manuals .content-block#pairing-for-android .wrapper .item .phone-lists { margin: 20px 0 0 57px; }
  #manuals .content-block#pairing-for-android .wrapper .item .phone-lists li { display: block; }
  #manuals .content-block#pairing-for-android .wrapper .item .phone-lists li:nth-child(2) { margin-top: 80px; }
  #manuals .content-block#pairing-for-android .wrapper .item .phone-lists li:nth-child(4) { margin-top: 70px; }
  #manuals .content-block#controlling-your-panels .wrapper .item .img-flex { display: flex; }
  #manuals .content-block#controlling-your-panels .wrapper .item .img-flex .flex-left { margin: 0 30px 0 0; }
  #manuals .content-block#controlling-your-panels .wrapper .item .img-flex .flex-right { width: calc(100% - 80px); }
  #manuals .content-block#reset-options .wrapper .item:nth-child(1) .text { margin-left: 57px; }
  #manuals .content-block#reset-options .wrapper .item:nth-child(2) .text { margin-left: 57px; }
  #manuals .content-block#reset-options .wrapper .item:nth-child(3) .wares { display: flex; margin-left: 57px; margin-bottom: 15px; }
  #manuals .content-block#reset-options .wrapper .item:nth-child(3) .wares .firmware { margin-right: 50px;  }
  #manuals .content-block#reset-options .wrapper .item .step-lists { margin-left: 57px; }
  #manuals .content-block#reset-options .wrapper .item .step-lists .text { margin-left: 0; }
  #manuals .content-block#large-installations .content { display: flex; justify-content: center; width: 100%; margin: 30px auto 0px;; }
  #manuals .content-block#large-installations .content .entry { width: 35%; }
  #manuals .content-block#large-installations .content .entry img { width: 100%; }
  #manuals .content-block#large-installations .content .entry:nth-child(1) { margin-bottom: 0; }
  #manuals .content-block#large-installations .wrapper .item:nth-child(2) .text { margin-left: 57px; }
  #manuals .content-block#large-installations .wrapper .item .option-lists { margin-left: 57px; }
  #manuals .content-block#large-installations .wrapper .item .option-lists .text { margin-left: 30px; }
  #manuals .content-block#large-installations .wrapper .item .img-flex { display: flex; margin: 0 0 0 57px; }
  #manuals .content-block#large-installations .wrapper .item:nth-child(4) .img-flex { margin: 40px 0 0 57px; }
  #manuals .content-block#large-installations .wrapper .item .img-flex .flex-left { margin: 0 30px 0 0; }
  #manuals .content-block#large-installations .wrapper .item .img-flex .flex-right { width: calc(100% - 80px); }
}
@media screen and (min-width: 1024px) {
  #manuals #product-overview .wrapper-right ul li { width: 32%; margin-right: 0; margin-top: 25px; }
  #manuals #product-overview .wrapper-right ul li:nth-child(2n) { margin-right: 0!important; }
  #manuals #product-toggle ul { justify-content: center; overflow-x: hidden; }
  #manuals #warranty-form .wrapper { padding: 50px 90px; }
  #manuals #warranty-form .welcome { display: flex; padding: 50px 0; }
  #manuals #warranty-form .form-group { width: 580px; margin: 0 auto; padding: 50px 0; }
  #manuals #warranty-form .welcome .welcome-left { width: 350px; }
  #manuals #warranty-form .welcome .welcome-left .title { width: 100%; margin-bottom: 0; }
  #manuals #warranty-form .welcome .welcome-right { margin-left: 40px; width: calc(100% - 400px); }
  #manuals #product-overview .wrapper { display: flex; justify-content: space-between; flex-direction: row-reverse; align-items: center; }
  #manuals #product-overview .wrapper .wrapper-left { width: 35%; margin-left: 0%; margin-top: -40px; }
  #manuals #product-overview .wrapper .wrapper-right { width: 55%; }
  #manuals .container { display: flex; justify-content: space-between; }
  #manuals .container-left { overflow: initial; }
  #manuals .container-left.openPopup .first-nav { position: sticky; background-color: transparent; top: 95px; }
  #manuals .container-left.openPopup .close-popup { display: none; }
  #manuals .container-left .table-of-content { display: none; }
  #manuals .container-left .first-nav { visibility: visible; opacity: 1; height: auto; padding: 0; position: sticky; top: 110px; margin-top: 80px; }
  #manuals .container-right { width: calc(100% - 350px); }
  #manuals .content-block .wrapper .item .phone-lists li { width: calc((100% - 70px) / 4); margin-right: 15px; }
  #manuals .content-block#mounting-your-panels .wrapper .item:first-child .img-lists { width: 510px; margin: 30px 0 0 57px; }
  
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(4) .img-lists li img { width: 110%; margin: 0 auto 20px; }
}
@media screen and (min-width: 1024px) and (max-height: 780px) {
  #manuals .container-left .first-nav .second-nav li a { font-size: 16px; padding: 0 10px; }
  #manuals .container-left .first-nav .second-nav { margin-bottom: 20px; }
  #manuals .container-left .first-nav li a.support { padding: 20px 0; }
}
@media screen and (min-width: 1280px) {
  #manuals #product-overview .wrapper .wrapper-right { width: 68%; }
  #manuals { margin-top: 100px; }
  #manuals #hero { padding: 55px 0; }
  #manuals #warranty-form { margin: 0 10%; padding: 50px 0 0; }
  #manuals #product-overview { margin: 0 10% 50px; }
  #manuals .container { margin: 0 10%; padding: 0 0 80px; width: 80%; }
  #manuals .container-left .first-nav { top: 130px; }
  #manuals .content-block#mounting-your-panels .wrapper .item:first-child .img-lists { margin: 30px auto; }
  #manuals .content-block#mounting-your-panels .wrapper .item:nth-child(4) .img-lists { margin: 30px auto; }
}
@media screen and (min-width: 1440px) {
  #manuals #warranty-form .welcome .welcome-right .text { font-size: 20px; }
  #manuals #warranty-form { margin: 0 20%; padding: 50px 0 0; width: 60%; }
  #manuals #product-overview { margin: 0 20% 50px; width: 60%; }
  #manuals .container { margin: 0 20%; padding: 0 0 80px; width: 60%; }
}
 @media screen and (min-width: 1920px) {
}