Table of Contents

CSS – Height Property

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The height property sets the height of an element”s content area. In case, the box-sizing is set to border-box, the property height sets the height of the border area.

The value specified by the height property gets oevrriden by the values defined by min-height and max-height properties.

Possible Values

length − A specific length value such as pixels (px), centimeters (cm), inches (in), etc.

percentage − A percentage of the height of the containing element.

auto − The browser will calculate the height automatically based on the content. It is the default value.

max-content: Defines the intrinsic preferred height.

min-content: Defines the intrinsic minimum height.

fit-content: Available space will be used by box, but never exceeds the max-content.

fit-content (<length-percentage>): Fit-content formula is used, i.e, min(max-content, max(min-content, <length-percentage>)).

clamp(): Enables selection of a middle value within a range of values, specified between minimum and maximum height.

Negative values like height: -200px are not accepted.

Applies to

All the HTML elements except non-replaced inline elements, table columns, and column groups.

DOM Syntax


object.style.height = "100px";

CSS Height – Length Unit

Here is an example of adding height to a div element in length units:


<html>
<head>
<style>
   div {
      border: 1px solid black;
      margin-bottom: 5px;
   }
   div.a {
      height: 100px;
      background-color: rgb(230, 230, 203);
   }
   div.b {
      height: 2.5in;
      background-color: rgb(230, 230, 203);
   }
</style>
</head>
<body>
   <div class="a">This div element has a height of 100px.</div>
   <div class="b">This div element has a height of 2.5 inches.</div>
</body>
</html>

CSS Height – Percentage value

Here is an example of adding height to a div element in percentage values:


<html>
<head>
<style>
   div {
      border: 1px solid black;
      margin-bottom: 5px;
   }
   div.a {
      height: 80%;
      background-color: rgb(230, 230, 203);
   }
   div.b {
      height: 120%;
      background-color: rgb(236, 190, 190);
   }
</style>
</head>
<body>
   <div class="a">This div element has a height of 80%.</div>
   <div class="b">This div element has a height of 120%.</div>
</body>
</html>

CSS height – auto value

Here is an example of adding height to a div element set as auto:


<html>
<head>
<style>
   div.auto {
      height: auto;
      background-color: yellow;
      padding: 20px;
      margin-bottom: 5px;
   }
</style>
</head>
<body>
   <div class="auto">This div element has a height set as auto.</div>
</body>
</html>

CSS Height – Using max-content and min-content

Here is an example of height equal to max-content and min-content:


<html>
<head>
<style>
   div {
      border: 1px solid black;
      margin-bottom: 5px;
   }
   div.c {
      height: max-content;
      background-color: bisque;
   }
   div.d {
      height: min-content;
      background-color: darkseagreen;
   }
</style>
</head>
<body>
   <div class="c">This div element has a height as max-content. This div element has a height as max-content.
   This div element has a height as max-content. This div element has a height as max-content. This div element has a height as max-content.</div>
   <div class="d">This div element has a height of min-content.</div>
</body>
</html>

CSS Height – Image

Here is an example of adding height to an image:


<html>
<head>
<style>
   .demoImg {
      margin-top: 15px;
      height: 200px;
      margin-right: 0.5in;
   }
</style>
</head>
<body>
   <img class="demoImg" src="images/scancode.png" alt="image-height">
</body>
</html>

CSS Height – Using clamp()

Here is the example where clamp() function is used for setting height:


<html>
<head>
<style>
   p{
      display: inline-flex;
      border: 1px solid black;
      background-color: yellow;
      height: clamp(20px, 100px, 180px);
      width: clamp(50px, 100px, 200px);
      padding: 1em;
      margin: 2em;
   }
</style>
<body>
   <div>
      <p>The clamp function is used for height & width, where the background color is selected for the value between the
      min and max ranges of height and width.</p>
   </div>
</body>
</html>

CSS Height – Related Properties

Following is the list of related CSS properties of height:

property	value
max-height	Sets an upper bound on the height of an element.
min-height	Sets a lower bound on the height of an element.
min-content	Sets intrinsic minimum height of the content.
max-content	Sets intrinsic maximum height of the content.
fit-content	Fits the content depending on the available size.
fit-content()	Clamps a given size based on the formula min(maximum size, max(minimum size, argument)).

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