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