.loader{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center}.spinner{border-radius:50%;border:4px solid rgba(0,0,0,.1);border-top-color:#3498db;width:40px;height:40px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}