css常用代码分享(css圆角代码、渐变、密码框)

-moz-box-shadow: inset 0 2em 3em -2em white, inset 0 -4em 4em -2.5em black;
box-shadow: inset 0 2em 3em -2em white, inset 0 -4em 4em -2.5em black;
}
.bs3{
-webkit-box-shadow:inset 0px -7px 15px -7px #dfdfdf, inset 0px 0px 0px 1px #fff;
-moz-box-shadow:inset 0px -7px 15px -7px #dfdfdf, inset 0px 0px 0px 1px #fff;
box-shadow:inset 0px -7px 15px -7px #dfdfdf, inset 0px 0px 0px 1px #fff;
}
.bs4{
-webkit-box-shadow:1px 1px 8px #ddd inset;
-moz-box-shadow:1px 1px 8px #ddd inset;
box-shadow: 1px 1px 8px #ddd inset;
}