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