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