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