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