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