html布局

<div class="dot-main">
	<div class="dot-line"></div>
	<div class="dot-line"></div>
	<div class="dot-line"></div>
	<div class="dot-line"></div>
	<div class="dot-line"></div>
	<div class="dot-line"></div>
	<div class="dot-line"></div>
	<div class="dot-line"></div>
	<div class="dot-line"></div>
</div>

css animation 代码

.dot-main{
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	z-index: 2;
}
.coin-box{
	position: absolute;
	right: 5px;
	top: 50%;
	margin-top: -55px;
	font-size: 0;
	z-index: 8;
	animation: coinAni 1.2s linear infinite alternate
}
.coin-box img{
	width: 130px;
}

.dot-line{
	position: absolute;
	background: url(../images/upline.png) no-repeat;
	background-size: contain;
	width: 2px;
	height: 38px;
	top: 130px;
}
.dot-line:nth-child(1){
	left: 25px;
	animation: updot 3s 0s linear infinite 
}
.dot-line:nth-child(2){
	left: 50px;
	animation: updot 5s 1s linear infinite 
}
.dot-line:nth-child(3){
	left: 90px;
	animation: updot 4s 2s linear infinite 
}
.dot-line:nth-child(4){
	left: 125px;
	animation: updot 5s 2.8s linear infinite 
}
.dot-line:nth-child(5){
	left: 155px;
	animation: updot 4s 3.8s linear infinite 
}
.dot-line:nth-child(6){
	left: 195px;
	animation: updot 5s 2.3s linear infinite 
}
.dot-line:nth-child(7){
	left: 225px;
	animation: updot 5s 4.8s linear infinite 
}
.dot-line:nth-child(8){
	left: 245px;
	animation: updot 4.5s 5.8s linear infinite 
}
.dot-line:nth-child(9){
	left: 265px;
	animation: updot 5s 1s linear infinite 
}

@keyframes updot { 
    0%{
		top: 130px;
    }
    100%{
		top: -80px;
	}
}
@keyframes coinAni { 
    0%{
		transform: translateY(-5px);
    }
    100%{
		transform: translateY(5px);
	}
}