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