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