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