ver {
          background-image: url(https://b2cmultitenant.b2clogin.com/static/tenant/templates/idp_logos/white/microsoft.svg);
        }
        #QQExchange {
          background-image: url(https://b2cmultitenant.b2clogin.com/static/tenant/templates/idp_logos/colored/qq.svg);
        }
        #QQExchange:hover {
          background-image: url(https://b2cmultitenant.b2clogin.com/static/tenant/templates/idp_logos/white/qq.svg);
        }
        #TwitterExchange {
          background-image: url(https:/