CSS Display None helps developer to hide the element with display property set to none. For element whose display is set to none no boxes are generated for it and even its child elements which might have display set to values other than none.
Syntax
Following is the syntax for CSS display none −
Selector {
display: none;
}Example
Let’s see an example of CSS display none −
<!DOCTYPE html>
<html>
<head>
<title>CSS Display None</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
box-sizing: border-box;
}
input[type="button"] {
border-radius: 10px;
}
.child{
display: inline-block;
height: 40px;
width: 40px;
color: white;
border: 4px solid black;
}
.child:nth-of-type(1){
background-color: #FF8A00;
}
.child:nth-of-type(2){
background-color: #F44336;
}
.child:nth-of-type(3){
background-color: #C303C3;
}
.child:nth-of-type(4){
background-color: #4CAF50;
}
.child:nth-of-type(5){
background-color: #03A9F4;
}
.child:nth-of-type(6){
background-color: #FEDC11;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>CSS-Display-None</legend>
<div id="container">
<div class="child"></div><div class="child primary"></div><div class="child"></div><div class="child"></div><div class="child primary"></div><div class="child primary"></div>
</div><br>
<input type="button" value="Hide Primary Colors" onclick="displayNone()">
</fieldset>
</form>
<script>
var primaryColor = document.getElementsByClassName('primary');
function displayNone(){
for(var i=0; i<3; i++)
primaryColor[i].style.display = 'none';
}
</script>
</body>
</html>Output
This will produce the following output −
Before clicking ‘Hide Primary Colors’ button −
After clicking ‘Hide Primary Colors’ button −
Example
Let’s see another example of CSS Display None −
<!DOCTYPE html>
<html>
<head>
<style>
#flex {
display: flex;
}
#none {
display: none;
}
.inline-block {
display: inline-block;
background-color: mintcream;
}
.grid {
display: grid;
background-color: orange;
}
div {
margin: 50px;
padding: 10px;
height: 10px;
line-height: 5px;
text-align: center;
background-color: red;
border: 2px solid blue;
}
div > div {
background-color: yellow;
border: 2px solid green;
}
div > div > div {
background-color: sandybrown;
border: 4px solid darkred;
}
</style>
</head>
<body>
<div><span id="flex">AAAAAA</span>
<div><span id="none">BBBBBB</span>
<div>
<span class="inline-block">CCCCC</span>
<span class="inline-block">DDDDD</span>
<div>
<span class="grid">EEEE FFFF</span>
<span class="grid">GGGG HHHH</span>
</div>
</div>
</div>
</div>
</body>
</html>Output
This will produce the following output −
