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