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