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