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