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