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