使用firebase部署时出现不安全的连接错误

Question

实际上，我通过Firebase部署了一个网站，但它很成功。然后网站上什么都没有。网站是www.novusorg.com网站就是这个组织。但现在我为网站添加了一份注册表。带有ID的html注册表单与javascript相关联。我再次部署它。但是现在当我试图打开网站时，它表示不安全的连接。请帮我解决错误。

紧急感谢您提前访问网站：www.novusorg.com

var config = {
    apiKey: "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx",
    authDomain: "novuxxxxxxxxxxxx.firebaseapp.com",
    databaseURL: "https://novusxxxxxxxxxxxxx.firebaseio.com",
    projectId: "novxxxxxxxxxxxxxx",
    storageBucket: "",
    messagingSenderId: "xxxxxxxxxxxx"
  };
  firebase.initializeApp(config);

  //reference messages collection
var messagesRef = firebase.database().ref('messages');

document.getElementById('registrationform1').addEventListener('submit',submitform);

function submitform(e) {
e.preventDefault();
var regname = getInputVal('regname');
var regmail = getInputVal('regmail');
var regregnum = getInputVal('regregnum');
var regnumber = getInputVal('regnumber');
var regcourse = getInputVal('regcourse');
var regreason = getInputVal('regreason');
var regfd= getInputVal('regfd');
var regbd = getInputVal('regbd');
var regad = getInputVal('regad');
var regiod = getInputVal('regiod');
var reguxd = getInputVal('reguxd');
var regpty = getInputVal('regpty');
var reggfd = getInputVal('reggfd');
var regved = getInputVal('regved');
var regfa = getInputVal('regfa');
var regcw = getInputVal('regcw');
var regmt = getInputVal('regmt');
var regem = getInputVal('regem');

saveMessage(regname,regmail,regregnum,regnumber,regcourse,regreason,regfd,regbd,regad,regiod,reguxd,regpty,reggfd,regved,regfa,regcw,regmt,regem);

document.querySelector('.regalert').style.display='block';
setTimeout(function(){
    document.querySelector('.regalert').style.display='none';
},3000);

document.getElementById('registrationform1').reset();
}

function getInputVal(id) {
return document.getElementById(id).value;   
}


function saveMessage(regname,regmail,regregnum,regnumber,regcourse,regreason,regfd,regbd
, regad,regiod,reguxd,regpty,reggfd,regved,regfa,regcw,regmt,regem) {
var newMessageRef = messagesRef.push();
newMessageRef.set({
    regname:regname,
    regmail:regmail,
    regregnum:regregnum,
    regnumber:regnumber,
    regcourse:regcourse,
    regreason:regreason,
    regfd:regfd,
    regbd:regbd,
    regad:regad,
    regiod:regiod,
    reguxd:reguxd,
    regpty:regpty,
    reggfd:reggfd,
    regved:regved,
    regfa:regfa,
    regcw:regcw,
    regmt:regmt,
    regem:regem
});
}