#toplevel_page_iks-git .dashicons-admin-generic:before { content: ""; background: url(img/git.png) no-repeat center center!important; background-size: 100% 100%!important; position: relative; margin: 0 10px 0 0; width: 20px; height: 20px; padding: 0; top: 6px; }
.toplevel_page_iks-git .dashicons-admin-generic:before{    margin: 0 2px 0 0;}
code{ background: #dde1e1; width: 100%; display: block; padding: 10px; }