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