In this case we use jquery to calculate the height of content div area. But now using CSS we can set height without making header and footer height fixed or using jquery function. We use css property height: calc( 100% – div_height ); Here, Calc is a function.

How do you calculate height in CSS?

If ‘height’ is ‘auto’, the height depends on whether the element has any block-level children and whether it has padding or borders: If it only has inline-level children, the height is the distance between the top of the topmost line box and the bottom of the bottommost line box.

How is Div height calculated? Method 1: Using the offsetHeight property: The offsetHeight property of an element is a read-only property and used to return the height of an element in pixels. It includes any borders or padding of the element. This property can be used to find the height of the <div> element.

What does height 100% do CSS?

height: 100% gives the element 100% height of its parent container. height: auto means the element height will depend upon the height of its children.

How do I know my scroll height?

  1. OffsetHeight = Height of an element + Scrollbar Height.
  2. ClientHeight = Height of an element.
  3. Height of scrollbar = offsetHeight – clientHeight.

How do you get 100% height?

100vw = 100% of the width of the viewport. 100vh = 100% of the height of the viewport. Simplest way is to do it like this. A full page is called a ‘viewport’ and you can design an element according to its viewport in CSS3.

How do I set maximum height?

The max-height property defines the maximum height of an element. If the content is larger than the maximum height, it will overflow. How the container will handle the overflowing content is defined by the overflow property. If the content is smaller than the maximum height, the max-height property has no effect.

What is Auto in CSS?

auto means automatically adjusted. The most common reason I use auto is: margin: 0 auto; to center an element. Please note: if size is not declared, then it won’t work.

How do I set scroll position?

To set or get the scroll position of an element, you use the properties scrollTop and scrollLeft of the element. The scrollLeft and scrollTop properties return the number of pixels that the element’s content is scrolled from its left and top edges. The top left corner of the element is (0, 0) .

How do I set a scroll top?

To set or get the scroll position of an element, you use the properties scrollTop and scrollLeft of the element. The scrollLeft and scrollTop properties return the number of pixels that the element’s content is scrolled from its left and top edges. The top left corner of the element is (0, 0) .

What is scroll height?

offsetHeight is a measurement in pixels of the element’s CSS height, including border, padding and the element’s horizontal scrollbar.

How do I set the width and height of a div?

  1. Set the height and width of a <div> element: div { height: 200px; width: 50%; …
  2. Set the height and width of another <div> element: div { height: 100px; width: 500px; …
  3. This <div> element has a height of 100 pixels and a max-width of 500 pixels: div { max-width: 500px; height: 100px;

How do you calculate CSS?

The calc() CSS function lets you perform calculations when specifying CSS property values. It can be used anywhere a <length> , <frequency> , <angle> , <time> , <percentage> , <number> , or <integer> is allowed.

Why is height 100 not working?

Height % is based on it’s parent (so you have to set every element above the target element to 100%) , there are a few workarounds to this though. For instance you can set it to height: 100vh; This will create the element to be 100% of your window height.