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