Tip: Always use the <label> tag to define labels for <input type="text">, <input type="checkbox">, <input type="radio">, <input type="file">, and <input type="password">.

The CSS Box Model In CSS, the term "box model" is used when talking about design and layout. The CSS box model is essentially a box that wraps around every HTML element. It consists of: …

The box-sizing property allows us to include the padding and border in an element's total width and height. If you set box-sizing: border-box; on an element, padding and border are included …

The <textarea> element is often used in a form, to collect user inputs like comments or reviews. A text area can hold an unlimited number of characters, and the text renders in a fixed-width font …

A read-only input field cannot be modified (however, a user can tab to it, highlight it, and copy the text from it). The readonly attribute can be set to keep a user from changing the value until …

/* Popup container */ .popup { position: relative; display: inline-block; cursor: pointer; } /* The actual popup (appears on top) */ .popup .popuptext { visibility: hidden; width: 160px; …

Responsive Font Size The text size can be set with a vw unit, which means the "viewport width". That way the text size will follow the size of the browser window:

Input Text Object The Input Text object represents an HTML <input> element with type="text". Access an Input Text Object You can access an <input> element with type="text" by using …

The pattern attribute works with the following input types: text, date, search, url, tel, email, and password. Tip: Use the global title attribute to describe the pattern to help the user.

The <form> element is a container for different types of input elements, such as: text fields, checkboxes, radio buttons, submit buttons, etc. All the different form elements are covered in …