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