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