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