.back-to-top-button{display:flex;justify-content:center;align-items:center;position:fixed;bottom:-55px;right:0;z-index:5;width:45px;height:45px;background:#000;transition:bottom .3s}.back-to-top-button.show{bottom:50px}.back-to-top-button-arrow{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='21' height='21'%3E%3Cpath fill='%23fff' d='M19.738 14.44l-8.787-8.787c-.119-.119-.28-.185-.452-.185s-.332.065-.451.185L1.261 14.44a.59.59 0 00-.141.664.689.689 0 00.613.427.605.605 0 00.431-.188L10.5 7.008l8.336 8.335a.603.603 0 00.431.188.686.686 0 00.612-.427.584.584 0 00-.141-.664z'/%3E%3C/svg%3E");background-size:100%;background-repeat:no-repeat;width:30px;height:30px}#left-nav{display:none;width:12.85714rem;margin-right:1.42857rem}#left-nav .left-nav-link-block{margin-bottom:1.07143rem}#left-nav .left-nav-link-block div.left-nav-header{cursor:default}#left-nav ul{list-style-type:none;margin-left:0}#left-nav ul li{line-height:1.42857rem}#left-nav .side-nav li.left-nav-active-link,#left-nav .side-nav li.left-nav-link-block{font-weight:700}#left-nav .side-nav li.left-nav-active-link>a,#left-nav .side-nav li.left-nav-link-block>a{font-weight:700}#left-nav .left-nav-active-link>:first-child{color:#c00c99}#left-nav .subsubmenu{display:none;margin-left:15px}#left-nav .left-nav-active-link .subsubmenu{display:block}#left-nav a{display:inline-block;width:100%;margin:0;text-decoration:none;color:#222;font-weight:400}#left-nav a:hover{color:#c00c99}@media screen and (min-width:1024px){#left-nav{display:block}}