.overlay{height:100%;width:0;position:fixed;z-index:1;left:0;top:0;background-color:#1c1c1c;opacity:.9;color:#d9d9d9;overflow-x:hidden;transition:0.5s}.overlay-content{position:relative;top:25%;width:100%;text-align:center;margin-top:30px}.trigger-warning{color:#BC0000}.tab{overflow:hidden}.tab button{cursor:pointer;padding:14px 16px;transition:0.3s;background:#fff;box-shadow:none}.tab button.active{background:#0076c5;color:#fff}.tabcontent{display:none;padding-top:10px}