Bootstrap的Refresh Icon也spin起来

.spin{-webkit-transform-origin: 50% 50%;transform-origin:50% 50%;-ms-transform-origin:50% 50%; /* IE 9 */-webkit-animation: spin .8s infinite linear;-moz-animation: spin .8s infinite linear;-o-animation: spin .8s infinite linear;animation: spin .8s infinite linear;}@-webkit-keyframes spin {0% {-webkit-transform: rotate(0deg);transform: rotate(0deg);}100% {-webkit-transform: rotate(359deg);transform: rotate(359deg);}}@keyframes spin {0% {-webkit-transform: rotate(0deg);transform: rotate(0deg);}100% {-webkit-transform: rotate(359deg);transform: rotate(359deg);}}

<span class="glyphicon glyphicon-refresh loading spin"> </span>