.single4 { width: 50px; height: 50px; border-radius: 50%; border: 6px solid #EEEEEE; border-top-color: #BFBFBF; border-bottom-color: #BFBFBF; -webkit-animation: single4 2.5s infinite ease-in-out; animation: single4 2.5s infinite ease-in-out; } @-webkit-keyframes single4 { 0% { -webkit-transform: rotate(0deg); transform: rotate(0deg); } 100% { -webkit-transform: rotate(540deg); transform: rotate(540deg); } } @keyframes single4 { 0% { -webkit-transform: rotate(0deg); transform: rotate(0deg); } 100% { -webkit-transform: rotate(540deg); transform: rotate(540deg); } }