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