.loader-global{background-color:#fff;height:100%;position:relative;width:100%}.loader-global:before{animation:spin 1s linear infinite;border:4px solid rgba(0,0,0,.1);border-radius:50%;border-top-color:#3498db;content:"";display:inline-block;height:30px;left:50%;position:absolute;top:50%;width:30px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(1turn)}}