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