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