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