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