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