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