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