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