/*
 *  Usage:
 *
      <div class="sk-circle">
        <div class="sk-circle1 sk-child"></div>
        <div class="sk-circle2 sk-child"></div>
        <div class="sk-circle3 sk-child"></div>
        <div class="sk-circle4 sk-child"></div>
        <div class="sk-circle5 sk-child"></div>
        <div class="sk-circle6 sk-child"></div>
        <div class="sk-circle7 sk-child"></div>
        <div class="sk-circle8 sk-child"></div>
        <div class="sk-circle9 sk-child"></div>
        <div class="sk-circle10 sk-child"></div>
        <div class="sk-circle11 sk-child"></div>
        <div class="sk-circle12 sk-child"></div>
      </div>
 *
 */
    
    .sk-circle {
    	left: 50%;
    	top: 50%;
    	margin-top: 20px;
    	margin: -20px;
    	width: 40px;
    	height: 40px;
    	position: fixed;
    }
    
    .sk-circle .sk-child {
    	width: 100%;
    	height: 100%;
    	position: absolute;
    	left: 0;
    	top: 0;
    }
    
    .sk-circle .sk-child:before {
    	content: '';
    	display: block;
    	margin: 0 auto;
    	width: 15%;
    	height: 15%;
    	background-color: #333;
    	border-radius: 100%;
    	-webkit-animation: sk-circleBounceDelay 1.2s infinite ease-in-out both;
    	animation: sk-circleBounceDelay 1.2s infinite ease-in-out both;
    }
    
    .sk-circle .sk-circle2 {
    	-webkit-transform: rotate(30deg);
    	-ms-transform: rotate(30deg);
    	transform: rotate(30deg);
    }
    
    .sk-circle .sk-circle3 {
    	-webkit-transform: rotate(60deg);
    	-ms-transform: rotate(60deg);
    	transform: rotate(60deg);
    }
    
    .sk-circle .sk-circle4 {
    	-webkit-transform: rotate(90deg);
    	-ms-transform: rotate(90deg);
    	transform: rotate(90deg);
    }
    
    .sk-circle .sk-circle5 {
    	-webkit-transform: rotate(120deg);
    	-ms-transform: rotate(120deg);
    	transform: rotate(120deg);
    }
    
    .sk-circle .sk-circle6 {
    	-webkit-transform: rotate(150deg);
    	-ms-transform: rotate(150deg);
    	transform: rotate(150deg);
    }
    
    .sk-circle .sk-circle7 {
    	-webkit-transform: rotate(180deg);
    	-ms-transform: rotate(180deg);
    	transform: rotate(180deg);
    }
    
    .sk-circle .sk-circle8 {
    	-webkit-transform: rotate(210deg);
    	-ms-transform: rotate(210deg);
    	transform: rotate(210deg);
    }
    
    .sk-circle .sk-circle9 {
    	-webkit-transform: rotate(240deg);
    	-ms-transform: rotate(240deg);
    	transform: rotate(240deg);
    }
    
    .sk-circle .sk-circle10 {
    	-webkit-transform: rotate(270deg);
    	-ms-transform: rotate(270deg);
    	transform: rotate(270deg);
    }
    
    .sk-circle .sk-circle11 {
    	-webkit-transform: rotate(300deg);
    	-ms-transform: rotate(300deg);
    	transform: rotate(300deg);
    }
    
    .sk-circle .sk-circle12 {
    	-webkit-transform: rotate(330deg);
    	-ms-transform: rotate(330deg);
    	transform: rotate(330deg);
    }
    
    .sk-circle .sk-circle2:before {
    	-webkit-animation-delay: -1.1s;
    	animation-delay: -1.1s;
    }
    
    .sk-circle .sk-circle3:before {
    	-webkit-animation-delay: -1s;
    	animation-delay: -1s;
    }
    
    .sk-circle .sk-circle4:before {
    	-webkit-animation-delay: -0.9s;
    	animation-delay: -0.9s;
    }
    
    .sk-circle .sk-circle5:before {
    	-webkit-animation-delay: -0.8s;
    	animation-delay: -0.8s;
    }
    
    .sk-circle .sk-circle6:before {
    	-webkit-animation-delay: -0.7s;
    	animation-delay: -0.7s;
    }
    
    .sk-circle .sk-circle7:before {
    	-webkit-animation-delay: -0.6s;
    	animation-delay: -0.6s;
    }
    
    .sk-circle .sk-circle8:before {
    	-webkit-animation-delay: -0.5s;
    	animation-delay: -0.5s;
    }
    
    .sk-circle .sk-circle9:before {
    	-webkit-animation-delay: -0.4s;
    	animation-delay: -0.4s;
    }
    
    .sk-circle .sk-circle10:before {
    	-webkit-animation-delay: -0.3s;
    	animation-delay: -0.3s;
    }
    
    .sk-circle .sk-circle11:before {
    	-webkit-animation-delay: -0.2s;
    	animation-delay: -0.2s;
    }
    
    .sk-circle .sk-circle12:before {
    	-webkit-animation-delay: -0.1s;
    	animation-delay: -0.1s;
    }
    
    @-webkit-keyframes sk-circleBounceDelay {
    	0%,
    	80%,
    	100% {
    		-webkit-transform: scale(0);
    		transform: scale(0);
    	}
    	40% {
    		-webkit-transform: scale(1);
    		transform: scale(1);
    	}
    }
    
    @keyframes sk-circleBounceDelay {
    	0%,
    	80%,
    	100% {
    		-webkit-transform: scale(0);
    		transform: scale(0);
    	}
    	40% {
    		-webkit-transform: scale(1);
    		transform: scale(1);
    	}
    }