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