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