.sidebar_nav{left:0;min-height:100px;position:fixed;top:50%;width:70px;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;display:-webkit-box;display:-ms-flexbox;display:flex;justify-content:center;z-index:1}.sidebar_nav ul li{margin:0}.sidebar_nav ul li a{text-align:center;-webkit-transform:rotate(-180deg);transform:rotate(-180deg);-webkit-writing-mode:vertical-rl;-ms-writing-mode:tb-rl;writing-mode:vertical-rl}.sidebar_nav ul li a.active{display:block;pointer-events:none}.sidebar_nav ul li a{display:none}nav.sidebar_nav.home-nav ul li.Casestudy a.active{color:#fff}@media(max-width:992px){nav.sidebar_nav{display:none}}