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