width

The width CSS property specifies the width of the content area of an element. The content area is inside the padding, border, and margin of the element.
 
The min-width and max-width properties override width.

Values

width: 300px /* values */
width: 25em
width: 75% /* values */
width: border-box /* Keyword values */
width: content-box
width: max-content
width: min-content
width: available
width: fit-content
width: auto
width: inherit
            /* Width for table */
            table {
                width: 100%;
            }
            
            /* Width for image */
            img {
                width: 200px;
            }
            
            /* width for forms */
            form {
                width: auto;
            }
            
            /* width for paragraph */
            p {
                width: 40em;
            }