#page_content{position:absolute;display:flex;width:100%;height:100%}.page-loading{display:flex;flex:1;align-items:center;justify-content:center}.spinner{display:inline-block;width:34px;height:35px;background:url(https://assets.coinbase.com/exchange/f872d43d4b74128a1399.svg) no-repeat;background-size:100%;opacity:.25}