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.content{position:relative;flex-direction:column;display:flex;justify-content:center;align-items:center;padding:47px 0 20px 15px;gap:8px}.sidebar .content .group{display:flex;flex-direction:column;justify-content:space-between;height:400px;gap:10px}.sidebar .content .group .top{transition:.3s all}.sidebar .content .group .top:hover{filter:drop-shadow(0px 0px 10px #fff) drop-shadow(0px 0px 3px #fff)}.sidebar .content .group a:nth-of-type(n+2):nth-of-type(-n+5){padding-left:5px;text-align:center}.sidebar .content .group a:nth-last-child(1){margin-top:40px}.sidebar .content .group a{transition:all .3s ease}.sidebar .content .group a:nth-of-type(4){display:none}.sidebar .content .group a:hover{filter:brightness(1.1)}.sidebar .sidebar-btn{position:absolute;top:80px;left:-54px;width:85px;height:74px;text-align:center;background:url(../images/sidebarBtnClose.png) no-repeat center center;background-size:contain;transition:all .3s ease}.sidebar .sidebar-btn:hover{filter:brightness(1.2)}