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