html{font-size:40px;font-size:1rem}body{background:#f0f0f0}body .big{background:url(../images/big.db1966.png);width:300px;width:7.5rem;height:300px;height:7.5rem}body .logo{display:-webkit-box;display:-ms-flexbox;display:flex;color:#fff;background:url(../images/logo.a771e8.png);width:100px;width:2.5rem;height:100px;height:2.5rem}