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