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20px);max-width:calc(33.33% - 20px)}.calc-toggle-button.current{background-color:#4caf50;color:#ffffff}@media only screen and (max-width:768px){.calc-toggle-button{flex-grow:0;flex-shrink:0;flex-basis:calc(50% - 20px);max-width:calc(50% - 20px)}}.calc-form{font-family:Arial,sans-serif;max-width:500px;margin:auto;padding:20px;border:1px solid #ccc;border-radius:5px}.calc-frow{display:flex;align-items:center;width:100%}.calc-fleft{flex:1 1}.calc-fright{flex:1 1;display:flex;justify-content:center;align-items:center}.calc-input{flex:1 1;display:flex;justify-content:space-between;align-items:end;width:100%;text-align:center}.calc-toggle{padding:5px 10px;background-color:#007bff;color:#fff;border:none;border-radius:3px;cursor:pointer;margin-right:5px}.calc-inp{padding:5px;width:200px}.calc-input-desc{margin-left:5px;font-size:14px;color:#666}.calc-fright img{width:auto;height:auto;max-width:150px;max-height:171px}.flex-tops{display:flex;flex-direction:column}.calc-inp{align-self:flex-end}.active-und{border-bottom:1px solid #007bff;padding:2px;cursor:pointer}.grow-gaps{gap:60px;justify-content:flex-end;align-items:flex-end}.dosh{border-bottom:1px dashed #007bff;padding:2px;cursor:pointer}.calc-inp::-webkit-inner-spin-button,.calc-inp::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.calc-inp{-moz-appearance:textfield}.flex-column-dev{display:flex;justify-content:center;flex-direction:column;gap:10px;width:100%}.flex-column-dev select,div.calc-input{width:100%}.dl-rows{display:flex;flex-direction:column}.calc-fright{text-align:center}label span{font-weight:700}.label-row{display:flex;justify-content:space-between;align-items:flex-end}.dimensions-container{display:flex;flex-direction:column;position:relative}.dimension-b{position:absolute;left:-200px;top:-20px}.dimension-b-lenta,.dimension-s-list{position:absolute;left:-220px;top:-20px}.dimension-d{position:absolute;left:-115px;top:70px}.font-dt{font-weight:700}.dimension-a{position:absolute;left:-124px;top:50px}.dimension-a-button{position:absolute;left:-116px;top:80px}.dimension-s{position:absolute;left:-47px;top:18px}.dimension-a-shirina{position:absolute;left:-210px;top:-10px}.dimension-d-trubacrug{position:absolute;left:-37px;top:41px}.dimension-t-trubacrug{position:absolute;left:-37px;top:-80px}.dimension-b-trubapro{position:absolute;left:-207px;top:-25px}.dimension-a-trubapro{position:absolute;left:-120px;top:60px}.dimension-t-trubapro{position:absolute;left:-37px;top:-25px}.dimension-a-armatura{position:absolute;left:-115px;top:85px}.dimension-h-trubadwoo{position:absolute;left:-195px;top:-22px}.dimension-b-trubadwoo{position:absolute;left:-120px;top:55px}.dimension-s-trubadwoo{position:absolute;left:-60px;top:-25px}.dimension-t-trubadwoo{position:absolute;left:-35px;top:21px}.dimension-h-shvelelr{position:absolute;left:-155px;top:-25px}.dimension-s-shvelelr{position:absolute;left:-75px;top:-35px}.dimension-b-shvelelr{position:absolute;left:-75px;top:80px}.dimension-t-shvelelr{position:absolute;left:-55px;top:10px}.row-step{padding-top:10px}section.articlewrap{margin-bottom:0}@media only screen and (max-width:540px){.select-width{width:100%}}@media only screen and (max-width:440px){div.calc-input{flex-direction:column;justify-content:flex-start;flex:0 0;width:100%}.calc-frow{display:block;align-items:center;margin-bottom:10px;width:100%}.grow-gaps{text-align:center}.calc-inp,.flex-tops{width:100%}.label-row{flex-direction:column}}section.articlewrap{max-width:610px;padding:20px 0}.sidebar{max-width:100%;background-color:#f8f9fa;border-right:1px solid #dee2e6;margin-top:10px}.sidebar-header{padding:15px;display:flex;align-items:flex-end;border-bottom:1px solid #dee2e6;color:#272323;font-weight:600}.sidebar-logo{width:30px;margin-right:10px}.sidebar-title{font-size:18px;color:#333}.sidebar-links{padding:0}.sidebar-link{display:block;padding:8px 10px;margin:0;color:#495057;text-decoration:none;transition:background-color .3s,color .3s;position:relative;border:1px solid transparent}.sidebar-link:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:100%;background-color:transparent;transition:background-color .3s}.sidebar-link.active:before{background-color:#ffd700}.sidebar-link.active{background-color:#e2e3e5;color:#272323;font-weight:600}.sidebar-link:hover{background-color:#e9ecef;color:#343a40}.sidebar-link:hover:before{background-color:#ffd700}.sidebar-link{border-bottom:1px solid #dee2e6}h2{font-size:26px}p{margin-top:10px}.sidebar-links{margin-bottom:20px}