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