Element block pseudo-element :before generated with border-radius display block float none border 0px rgba(0,0,0,1) solid overflow hidden box-sizing content-box font-weight normal cursor default padding 20px transform height auto font-size 16px line-height 1 background box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition width 160px position static z-index auto margin 0px