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