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