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