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