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