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