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