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