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