1.public {
 2  header {
 3    padding: 0.5em 0;
 4    h1 {
 5      background: asset-url('logos.svg');
 6      height: 150px;
 7      background-position: 0 -676px;
 8      background-repeat: no-repeat;
 9      margin: 5px auto 0 auto;
10      width: 150px;
11      span {
12        display: block;
13        overflow: hidden;
14        text-indent: 100%;
15        white-space: nowrap;
16      }
17    }
18  }
19}