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