body{position:relative}main{margin-top:30px;margin-bottom:100px}.content h2,.content h3,.content h4{font-weight:700}.content section{margin-bottom:75px}.ls-lower-alpha>li{list-style-type:lower-alpha}.ls-none>li{list-style-type:none}.catalog,.content{font-size:16px}.catalog{padding:15px;background-color:#f8f9fa}.catalog>.nav .nav{display:none}.catalog>.nav>.active>.nav{display:block}.catalog>.nav .nav a{padding-left:28px}.catalog>.nav .nav>.active>a{border-radius:4px;background:#8775a7;color:#fff}.content img{margin-top:15px;margin-bottom:15px}.content img,.content video{max-width:100%}.img-container{text-align:center}.affix{top:60px}.btn-theme{border-color:#8775a7}.btn-theme,.page-header{color:#fff;background-color:#8775a7}.page-header{margin-top:0}