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