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JavaScript

my workspace is static, even if i could nothing changes, what should i do?

HTML CODE: <!DOCTYPE html> <html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>RSVP App</title> <link href="https://fonts.googleapis.com/css?family=Courgette" rel="stylesheet"> <link href="https://fonts.googleapis.com/css?family=Lato:400,700" rel="stylesheet"> <link href="css/style.css" rel="stylesheet"> </head> <body> <div class="wrapper"> <header> <h1>RSVP</h1> <p>A Treehouse App</p> <form id="registrar"> <input type="text" name="name" placeholder="Invite Someone"> <button type="submit" name="submit" value="submit">Submit</button> </form> </header>

<div class="main">  
  <h2>Invitees</h2>
  <ul id="invitedList"></ul>    
</div>

</div> <script type="text/javascript" src="app.js"></script> </body> </html>

CSS CODE:

/* ================================= Element Styles ==================================== */

  • { box-sizing: border-box; } body { font-family: 'Lato', sans-serif; color: #4c4c4c; background: #f8fdf3; } h1, p, form button { color: white;
    } h1 { font-family: 'Courgette', cursive; text-shadow: 0 1px 0 rgba(0,0,0, .4); line-height: .65; margin-top: .5em; margin-bottom: 0; } h2 { margin-top: 0; } p { font-size: 1.1em; text-shadow: 0 1px 0 rgba(0,0,0, .25); } form { width: 60%; background: white; display: inline-block; overflow: hidden; display: -webkit-flex; display: flex; border-radius: .2em; border: solid 4px white; box-shadow: 0 1px 14px rgba(0,0,0, .12); } form button { padding: 0 1em; font-size: 1em; background: #7bcbc4; border-radius: .2em; } ul { list-style: none; padding: 0; margin: 2em 0 1em; } ul li { padding: 1em; background: #fff; border-radius: .2em; border: solid 1px rgba(88, 183, 205, .2); border-bottom: solid 2px rgba(88, 183, 205, .2); position: relative; } button { cursor: pointer; } input, button { border: none; outline: none; } header { text-align: center; background: linear-gradient(90deg, #d4eece, #55b3d0, #1e7eb7), url('../images/header-bg.jpg') no-repeat; background-blend-mode: multiply;
    background-size: cover;
    } header input { padding: 12px; font-size: 1.15em; width: 100%; } li span, li input[type=text] { color: #707070; font-size: 1.3em; margin-bottom: .3em; } li input[type=text] { padding: .2em; width: 95%; border: 1px dotted rgba(0,0,0, .2); } li label { font-size: .9em; display: block; color: rgba(112, 112, 112, .55); } li span, li input[type=text]:first-child { display: block; } li button { font-size: .78em; margin-top: 1.65em; margin-right: .4em; border-radius: .3em; padding: .4em .6em; color: white; background: #58b7cd; } li button:last-child { background: rgba(88, 183, 205, .5); } .wrapper { width: 100%; max-width: 900px; margin: 2.5em auto; border-radius: .35em; background: #fcfcfc; overflow: hidden; box-shadow: 0 0 26px rgba(0,0,0, .13); } div > input:last-child { font-size: 1em; margin-left: 6px; } div > label { color: #767676; }

/* responded */ .responded { transition: 0.4s; border-color: rgba(88, 183, 205, .9); } .responded label { transition: 0.4s; color: rgba(88, 183, 205, 1); }

/* ================================= Media Queries ==================================== */

@media (min-width: 0) and (max-width: 768px) { header { padding: 1.25em; } h1 { font-size: 3.6em; margin: .3em 0 0; } ul li { margin-bottom: 1em; } form { width: 95%; -webkit-flex-direction: column; flex-direction: column; margin: auto; margin-top: 2.5em; } form button { padding: 12px 0; margin-top: .5em; } form input { font-size: 1em; text-align: center; } .wrapper { margin: 0; } .main { padding: 2em 1em .75em; } }

@media (min-width: 769px) { header { height: 280px; padding: 2.5em 1em 1em;
background-position: 0 -95px; } .main > div { float: right; display: inline-block; margin-top: 12px; margin-right: 1.25%; } div > label { margin-top: 12px; } h1 { font-size: 5.8em; } h2 { float: left; font-size: 1.9em; margin-left: 1.25%; } form { margin: 4.15em auto 0; z-index: 3000; position: relative; } .wrapper { width: 90%; } .main { padding: 3.8em 1.5em .75em; position: relative; z-index: 10; } ul { display: -webkit-flex; display: flex; clear: both;

-webkit-justify-content: space-between;
justify-content: space-between;
-webkit-flex-wrap: wrap;    
flex-wrap: wrap;
padding-top: 1.25em;

} ul li { -webkit-flex-grow: 1; flex-grow: 1; -webkit-flex-basis: 47.5%; flex-basis: 47.5%; margin: 0 1.25% 1em; } } @media (min-width: 880px) { ul li { -webkit-flex-basis: 20%; flex-basis: 20%; } }

JS CODE:

const form = document.getElementById('registrar'); const input = form.querySelector('input');

const mainDiv = document.querySelector('.main'); const ul = document.getElementById('invitedList');

const div = document.createElement('div'); const filterLabel = document.createElement('label'); const filterCheckBox = document.createElement('input');

filterLabel.textContent = "Hide those who haven't responded"; filterCheckBox.type = 'checkbox'; div.appendChild(filterLabel); div.appendChild(filterCheckBox); mainDiv.insertBefore(div, ul); filterCheckBox.addEventListener('change', (e) => { const isChecked = e.target.checked; const lis = ul.children; if(isChecked) { for (let i = 0; i < lis.length; i += 1) { let li = lis[i]; if (li.className === 'responded') { li.style.display = '';
} else { li.style.display = 'none';
} } } else { for (let i = 0; i < lis.length; i += 1) { let li = lis[i]; li.style.display = ''; }
} });

function createLI(text) { const li = document.createElement('li'); const span = document.createElement('span');
span.textContent = text; li.appendChild(span); const label = document.createElement('label'); label.textContent = 'Confirmed'; const checkbox = document.createElement('input'); checkbox.type = 'checkbox'; label.appendChild(checkbox); li.appendChild(label);
const editButton = document.createElement('button'); editButton.textContent = 'edit'; li.appendChild(editButton); const removeButton = document.createElement('button'); removeButton.textContent = 'remove'; li.appendChild(removeButton); return li; }

form.addEventListener('submit', (e) => { e.preventDefault(); const text = input.value; input.value = ''; const li = createLI(text); ul.appendChild(li); });

ul.addEventListener('change', (e) => { const checkbox = event.target; const checked = checkbox.checked; const listItem = checkbox.parentNode.parentNode;

if (checked) { listItem.className = 'responded'; } else { listItem.className = ''; } });

ul.addEventListener('click', (e) => { if (e.target.tagName === 'BUTTON') { const button = e.target; const li = button.parentNode; const ul = li.parentNode; if (button.textContent === 'remove') { ul.removeChild(li); } else if (button.textContent === 'edit') { const span = li.firstElementChild; const input = document.createElement('input'); input.type = 'text'; input.value = span.textContent; li.insertBefore(input, span); li.removeChild(span); button.textContent = 'save'; } else if (button.textContent === 'save') { const input = li.firstElementChild; const span = document.createElement('span'); span.textContent = input.value; li.insertBefore(span, input); li.removeChild(input); button.textContent = 'edit'; } } });

ERROS:

Failed to load resource: the server responded with a status of 404 (Not Found)

Not Found The requested URL was not found on this server.

Apache/2.4.18 (Ubuntu) Server at port-80-aylu8lusda.treehouse-app.com Port 80