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