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