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