.main-boxs {
position:absolute;
top:0px;
left:0px;
right:0px;
bottom:0px;
background-color:#00040F;
}
.middle-box {
width:400px;
height:400px;
position:relative;
top:50%;
left:50%;
margin-left:-200px;
margin-top:-200px;
box-shadow:0px 0px 15px 1px rgba(255,255,255,0.89) inset;
}
.canvas-type {
width:100%;
height:100%;
position:absolute;
}
.canvas-type canvas {
width:100%;
height:100%;
}
更新时间:2019-10-13 23:17:42
canvas边框动画效果
html:
<div class="canvas-type"> <canvas id="mycanvas1" width="800" height="400"></canvas> </div>
js:
banneractive(document.getelementbyid("mycanvas1"));