.loader{background-color:#fff;height:100%;opacity:1;overflow:show;position:fixed;transition:opacity .3s;width:100%;z-index:999999}.loader,.loader:before{bottom:0;left:0;margin:auto;right:0;top:0}.loader:before{background-image:url(../images/throbber.svg);background-position:50%;background-repeat:no-repeat;content:"";height:100px;position:absolute;width:100px}