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