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