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