.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"));