内阴影
HTML
<div class="box_shadow"></div>
CSS
.box_shadow {
background-color: #1C90F3;
width: 200px;
height: 100px;
margin: 50px;
-webkit-box-shadow: inset 0px 0px 10px 0px #444444;
-moz-box-shadow: inset 0px 0px 10px 0px #444444;
box-shadow: inset 0px 0px 10px 0px #444444;
}
结果:
JSFiddle: https ://jsfiddle.net/UnsungHero97/80qod7aL/1/