Element block pseudo-element :before generated with border-radius font-size 16px padding 20px box-sizing content-box background float none position static margin 0px width 160px overflow hidden font-weight normal border 0px rgba(0,0,0,1) solid line-height -3 box-shadow 1px 1px 1px rgba(0,0,0,0.3) cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) transform height auto z-index auto transition display block