Element block pseudo-element :after generated with overflow visible background transition margin 0px display block height auto border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) padding 20px transform box-sizing content-box width 160px z-index auto cursor default float left font-weight normal border-radius font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) position relative line-height 1