<main>
<h2>Changing the Order of Flex Items: <br><code>order</code></h2>
<div class="btns">
<label for="one">Layout 1 <input type="radio" name="order" value="one" id="one" checked></label>
<label for="two">Layout 2 <input type="radio" name="order" value="two" id="two"></label>
<label for="three">Layout 3 <input type="radio" name="order" value="three" id="three"></label>
</div>
<div class="container one">
<div class="item">1</div>
<div class="item">2</div>
<div class="item">3</div>
</div>
<div class="dir">
<label for="ltr">left-to-right <input type="radio" value="ltr" name="direction" id="ltr" checked></label>
<label for="rtl">right-to-left <input type="radio" value="rtl" name="direction" id="rtl"></label>
</div>
</main>
body {
font-family: Arial, sans-serif;
font-size: 1.3em;
padding: 0 2em 3em;
line-height: 1.4;
}
main {
max-width: 800px;
margin: 0 auto;
}
h2 {
margin-top: 14px;
text-align: center;
}
code {
font-family: Consolas, monospace;
background: #ccc;
padding: 1px 3px;
}
.btns {
padding-bottom: 1em;
text-align: center;
}
.dir {
text-align: center;
}
label {
margin-right: 1.3em;
padding: 8px;
}
.container {
min-height: 300px;
border: solid 2px;
margin-bottom: 1em;
background: #b2d5ff;
display: flex;
}
.one .item:nth-child(1) {
order: 1;
}
.one .item:nth-child(2) {
order: 2;
}
.one .item:nth-child(3) {
order: 3;
}
.two .item:nth-child(1) {
order: 2;
}
.two .item:nth-child(2) {
order: 1;
}
.two .item:nth-child(3) {
order: 3;
}
.three .item:nth-child(1) {
order: 3;
}
.three .item:nth-child(2) {
order: 1;
}
.three .item:nth-child(3) {
order: 2;
}
.ltr {
direction: ltr;
}
.rtl {
direction: rtl;
}
.item {
background: #007ed3;
width: 33.3%;
min-height: 100px;
margin: .073em;
border: solid 2px #305077;
text-align: center;
font-size: 3em;
color: white;
font-weight: bold;
line-height: 1.4;
}
let btns = document.querySelector('.btns').querySelectorAll('input'),
dirs = document.querySelector('.dir').querySelectorAll('input'),
container = document.querySelector('.container');
for (i of btns) {
(function(i) {
i.addEventListener('click', function() {
clearClasses(container, btns);
container.classList.add(i.value);
}, false);
})(i);
}
for (i of dirs) {
(function(i) {
i.addEventListener('click', function() {
clearClasses(container, dirs);
container.classList.add(i.value);
}, false);
})(i);
}
function clearClasses (el, cl) {
for (i of cl) {
el.classList.remove(i.value);
}
}
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