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