<h1>Flexbox Interactive Demo</h1>
<div class="flex-container" id="flexContainer">
<div class="flex-item">1</div>
<div class="flex-item">2</div>
<div class="flex-item">3</div>
</div>
<div class="controls">
<div class="control-group">
<label>Flex Direction:</label>
<label>
<input type="radio" name="flexDirection" value="row" checked /> Row
</label>
<label>
<input type="radio" name="flexDirection" value="column" /> Column
</label>
</div>
<div class="control-group">
<label for="justifyContent">Justify Content:</label>
<select id="justifyContent">
<option value="flex-start">Flex Start</option>
<option value="flex-end">Flex End</option>
<option value="center">Center</option>
<option value="space-between">Space Between</option>
<option value="space-around">Space Around</option>
<option value="space-evenly">Space Evenly</option>
</select>
</div>
<div class="control-group">
<label for="alignItems">Align Items:</label>
<select id="alignItems">
<option value="stretch">Stretch</option>
<option value="flex-start">Flex Start</option>
<option value="flex-end">Flex End</option>
<option value="center">Center</option>
<option value="baseline">Baseline</option>
</select>
</div>
<div class="control-group">
<label for="flexWrap">Flex Wrap:</label>
<select id="flexWrap">
<option value="nowrap">No Wrap</option>
<option value="wrap">Wrap</option>
<option value="wrap-reverse">Wrap Reverse</option>
</select>
</div>
</div>
body {
font-family: Arial, sans-serif;
max-width: 800px;
margin: 0 auto;
padding: 20px;
}
.flex-container {
display: flex;
background-color: #f0f0f0;
padding: 10px;
min-height: 200px;
margin-bottom: 20px;
}
.flex-item {
background-color: #3498db;
color: white;
font-size: 20px;
padding: 20px;
margin: 5px;
text-align: center;
width: 100px; /* Added fixed width to better demonstrate flex-wrap */
}
.controls {
display: flex;
justify-content: space-between;
margin-bottom: 20px;
flex-wrap: wrap;
}
.control-group {
display: flex;
flex-direction: column;
margin-bottom: 10px;
}
label {
margin-bottom: 5px;
}
select,
input[type="radio"] {
margin-bottom: 10px;
}
const flexContainer = document.getElementById("flexContainer");
const flexDirectionInputs = document.getElementsByName("flexDirection");
const justifyContentSelect = document.getElementById("justifyContent");
const alignItemsSelect = document.getElementById("alignItems");
const flexWrapSelect = document.getElementById("flexWrap");
function updateFlexbox() {
const flexDirection = document.querySelector(
'input[name="flexDirection"]:checked'
).value;
const justifyContent = justifyContentSelect.value;
const alignItems = alignItemsSelect.value;
const flexWrap = flexWrapSelect.value;
flexContainer.style.flexDirection = flexDirection;
flexContainer.style.justifyContent = justifyContent;
flexContainer.style.alignItems = alignItems;
flexContainer.style.flexWrap = flexWrap;
}
flexDirectionInputs.forEach((input) =>
input.addEventListener("change", updateFlexbox)
);
justifyContentSelect.addEventListener("change", updateFlexbox);
alignItemsSelect.addEventListener("change", updateFlexbox);
flexWrapSelect.addEventListener("change", updateFlexbox);
View Compiled
This Pen doesn't use any external CSS resources.