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