.header-wrapper{background: rgba(255,255,255,1);} .content-wrapper{background: rgba(255,255,255,1);} .footer-wrapper{background: rgba(255,255,255,1);} .top-a{background: rgba(46,107,169,1);} .main-bottom-b{background: rgba(252,252,252,1);} .bottom-a{background: rgba(46,107,169,1);} .bottom-b{background: rgba(243,243,243,1);} .footer-a{background: rgba(46,107,169,1);} .footer-b{background: rgba(46,107,169,1);} .copyright{background: rgba(0,0,0,1);}