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