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