Cascading Style Sheets (CSS) handles the look and feel part of a web page. It is used to change the document's style, such as colors, layout, and size of the text. CSS is easy to learn and understand, and it provides robust control over the presentation of an HTML document. In this tutorial, you will learn some of the more advanced CSS functions.
The pseudo-class selector in CSS is used to select the element that is in a specific state.
There are many pseudo-classes, but the ones that are commonly used are:
This pseudo-class is used to add a special effect to an element when our mouse pointer is over it.
The :active pseudo-class represents an element that the user has activated either by a pointing device or by a touchscreen device.
A CSS pseudo-element is particularly used in styling specific parts of an element.
The most commonly used pseudo-elements are:
The ::first-letter applies a style to the first letter of the first line of a block-level element.
The ::before Pseudo-element
The ::before pseudo-element helps to insert specific content before the element’s content.
The z-index property defines the order of the elements on the z-axis. An element with a higher z-index is displayed in front of an element with a lower z-index. One thing to note is that the z-index only works with positioned elements.
Now, you will move to the next topic of this Advanced CSS tutorial.
Minification (minify) refers to the process of removing unnecessary data like comments, unused codes, changing longer variables and function names to shorter ones, and many more without affecting your code display on browsers.
How to Minify the CSS file?
There are multiple sources available online to minify the CSS file. You can use them to reduce the size of the CSS file.
A loader is an animation that shows the visitor about the page when it is loading. It is helpful when a page takes some seconds to load the webpage content.
CSS User Interface
The CSS user interface is a module that lets you define the rendering and functionality of features to the user interface. Here you will discuss the following user interface property:
The resize property specifies whether an element should be resizable by the user.
The outline-offset CSS property sets and determines the space between an outline and the edge or border of an element.
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With this, you come to the end of the advanced CSS tutorial. By completing this tutorial, you would have gotten a thorough understanding of some advanced CSS topics including, CSS pseudo-classes and elements, Z-index, Minify, and CSS UI design.
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