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