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              <svg class="arrows">
							<path class="a1" d="M0 0 L30 32 L60 0"></path>
							<path class="a2" d="M0 20 L30 52 L60 20"></path>
							<path class="a3" d="M0 40 L30 72 L60 40"></path>
						</svg>
            
          
!
            
              body {
  background:#0b1d2a;
}

.arrows {
	width: 60px;
	height: 72px;
	position: absolute;
	left: 50%;
	margin-left: -30px;
	bottom: 20px;
}

.arrows path {
	stroke: #2994D1;
	fill: transparent;
	stroke-width: 1px;	
	animation: arrow 2s infinite;
	-webkit-animation: arrow 2s infinite; 
}

@keyframes arrow
{
0% {opacity:0}
40% {opacity:1}
80% {opacity:0}
100% {opacity:0}
}

@-webkit-keyframes arrow /*Safari and Chrome*/
{
0% {opacity:0}
40% {opacity:1}
80% {opacity:0}
100% {opacity:0}
}

.arrows path.a1 {
	animation-delay:-1s;
	-webkit-animation-delay:-1s; /* Safari 和 Chrome */
}

.arrows path.a2 {
	animation-delay:-0.5s;
	-webkit-animation-delay:-0.5s; /* Safari 和 Chrome */
}

.arrows path.a3 {	
	animation-delay:0s;
	-webkit-animation-delay:0s; /* Safari 和 Chrome */
}
            
          
!
999px
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