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