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