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