styles/xf.loader.less

/*	Loader
=========================================== */
 .xf-loader {
    position: fixed;
    display: block;
    z-index: 1000;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    text-align: center;
    background: @dialog-dim-color;
}
    .xf-loader:before {
        height: 100%;
        content:"";
        display: inline-block;
        vertical-align: middle;
        margin-left: -4px;
    }
.xf-loader-content {
    background: @notification-bg-color;
    width: 110px;
    height: 110px;
    padding: 10px;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -o-border-radius: 5px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-left: -65px;
    margin-top: -65px;
}
.loading {
    width: 3em;
    height: 3em;
    margin: 32px;
    -moz-animation: rotatex 0.6s linear 0s infinite;
    -ms-animation: rotatex 0.6s linear 0s infinite;
    -o-animation: rotatex 0.6s linear 0s infinite;
    -webkit-animation: rotatex 0.6s linear 0s infinite;
    animation: rotatex 0.6s linear 0s infinite;
    -moz-box-shadow: inset 0.15em 0 0 rgba(255, 0, 0, 0.5), inset 0 0.15em 0 rgba(252, 150, 0, 0.5), inset -0.15em 0 0 rgba(0, 255, 0, 0.5), inset 0 -0.15em 0 rgba(0, 150, 255, 0.5);
    -o-box-shadow: inset 0.15em 0 0 rgba(255, 0, 0, 0.5), inset 0 0.15em 0 rgba(252, 150, 0, 0.5), inset -0.15em 0 0 rgba(0, 255, 0, 0.5), inset 0 -0.15em 0 rgba(0, 150, 255, 0.5);
    -webkit-box-shadow: inset 0.15em 0 1px rgba(255, 0, 0, 0.5), inset 0 0.15em 1px rgba(252, 150, 0, 0.5), inset -0.15em 0 1px rgba(0, 255, 0, 0.5), inset 0 -0.15em 1px rgba(0, 150, 255, 0.5);
    box-shadow: inset 0.15em 0 0 rgba(255, 0, 0, 0.5), inset 0 0.15em 0 rgba(252, 150, 0, 0.5), inset -0.15em 0 0 rgba(0, 255, 0, 0.5), inset 0 -0.15em 0 rgba(0, 150, 255, 0.5);
    -o-transition: 1s linear rotate(3600deg);
}
.loading, .loading:before, .loading:after {
    border-radius: 10em;
    -webkit-border-radius: 10em;
    -moz-border-radius: 10em;
    -o-border-radius: 10em;
}
@-moz-keyframes rotatex {
    0% {
        -moz-transform: rotate(0deg);
    }
    100% {
        -moz-transform: rotate(360deg);
    }
}
@-o-keyframes rotatex {
    0% {
        -o-transform: rotate(0deg);
    }
    100% {
        -o-transform: rotate(360deg);
    }
}
@-ms-keyframes rotatex {
    0% {
        -ms-transform: rotate(0deg);
    }
    100% {
        -ms-transform: rotate(360deg);
    }
}
@-webkit-keyframes rotatex {
    0% {
        -webkit-transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
    }
}
@keyframes rotatex {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}