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