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