CSPACE-2252: Minor changes to the login page so that it passes the w3c validator. 
CSPACE-2252: Minor changes to the login page so that it passes the w3c validator. 

cspace-deployment/ui,cherryhill/collectionspace-ui,cspace-deployment/ui,cspace-deployment/ui,cherryhill/collectionspace-ui,cspace-deployment/ui,cspace-deployment/ui,cherryhill/collectionspace-ui,cherryhill/collectionspace-ui