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