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