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