我有一个带有背景图像的div标记。我想使用css动画或与javascript/jquery的组合来动画化页面加载时背景图像的显示方式。目前,我创建了两个长度相等的垂直边界,它们都从同一位置开始。加载页面时,一个边框将自动向右移动,而另一个边框则向左移动。在这个转换过程中,我希望带有背景图像的div标记慢慢出现。到目前为止,我拥有的是:
.background-img {
width: 10px;
margin: 0 auto;
}
.borders {
position: absolute;
left: 50%;
width: 8px;
background-color: blue;
height: 50px;
border-radius: 4px;
}
.left-vertical-border {
animation-name:move-left;
animation-duration: 2s;
animation-timing-function: ease-in;
animation-fill-mode: forwards;
}
.right-vertical-border {
top: 8px;
animation-name:move-right;
animation-duration: 2s;
animation-timing-function: ease-in;
animation-fill-mode: forwards;
}
@keyframes move-left {
from{transform: translateX(0px);}
to{transform: translateX(-100px);}
}
@keyframes move-right {
from{transform: translateX(0px);}
to{transform: translateX(100px);}
}
<!DOCTYPE html>
<html>
<head>
<title>Creating Vertical borders using animation/javascript</title>
</head>
<body>
<div class="left-vertical-border borders"></div>
<div class="background-img">fake bg image</div>
<div class="right-vertical-border borders"></div>
</body>
</html>
提前感谢!
添加CSS:
.background-img {
width: 10px;
height: 10px;
margin: 0 auto;
animation-name:img-ani;
animation-duration: 2s;
animation-timing-function: ease-in;
}
@keyframes img-ani {
from{opacity:0;}
to{opacity: 1;}
}