.linear{background:-webkit-radial-gradient(center bottom,ellipse farthest-side,rgba(0,0,0,.2),transparent 100%);background:-moz-radial-gradient(center bottom,ellipse farthest-side,rgba(0,0,0,.2),transparent 100%);background:-o-radial-gradient(center bottom,ellipse farthest-side,rgba(0,0,0,.2),transparent 100%);background:-ms-radial-gradient(center bottom,ellipse farthest-side,rgba(0,0,0,.2),transparent 100%);background:radial-gradient(center bottom,ellipse farthest-side,rgba(0,0,0,.2),transparent 100%);height:2px;text-align:center;margin:20px auto}.nightmode .linear{background:-webkit-radial-gradient(center bottom,ellipse farthest-side,rgba(255,255,255,.2),transparent 100%);background:-moz-radial-gradient(center bottom,ellipse farthest-side,rgba(255,255,255,.2),transparent 100%);background:-o-radial-gradient(center bottom,ellipse farthest-side,rgba(255,255,255,.2),transparent 100%);background:-ms-radial-gradient(center bottom,ellipse farthest-side,rgba(255,255,255,.2),transparent 100%);background:radial-gradient(center bottom,ellipse farthest-side,rgba(255,255,255,.2),transparent 100%)}#bottom-ad-wrapper{position:fixed;bottom:0;width:100%;text-align:center;z-index:9999}#bottom-ad-wrapper #bottom-ad-container{width:100%;background-color:#fff;z-index:10;position:relative}#bottom-ad-wrapper #bottom-ad-container>div{margin:0 auto}#bottom-ad-wrapper .close-button{position:absolute;top:-21px;right:0;background-color:#fff;border-radius:7px 0 0 0;padding:4px 6px 0 8px;box-shadow:0 -1px 3px rgba(0,0,0,.4);z-index:5}