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