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