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