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