.header{position:sticky;top:0;z-index:2}.header.sticky{margin-left:-24px;margin-right:-24px;border-radius:0;-webkit-box-shadow:0 0 10px rgba(0,0,0,.2);box-shadow:0 0 10px rgba(0,0,0,.2);background-color:#f1f7ff}.header-action{position:absolute;right:24px;top:0;bottom:0;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.header .download-icon{cursor:pointer;font-weight:700;color:#7c88b1;-webkit-transition:color .2s;transition:color .2s}.header .download-icon:hover{color:#5c78ff}