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