Advanced CSS Techniques

1. Introduction

Research what learners can expect from this advanced HTML and CSS styling course. What do you need to know before starting the course? What topics will be covered in it?

Course Overview

Course Focus

Course Topics

How to Succeed

2. Item Positioning

Position and manage elements on the web pages. Learn about the different positioning properties, discover how to use the stacking order to control the visibility of elements that overlap each other, and finally, handle content overflow.

What is Positioning?

Relative Positioning

Challenge: Relative Positioning

Absolute Positioning

Challenge: Absolute Positioning

Fixed Positioning

Challenge: Fixed Positioning

Sticky Positioning

Challenge: Sticky Positioning

Stacking Order

Challenge: Stacking Order

Content Overflow

3. Transitions

Research the power of transitions and learn how to improve the user experience. Discover how to liven properties smoothly and gradually, creating seamless state transitions.

What is Transition?

Selecting Transition Property

Transition Duration

Transition Time Function

Transition Time Delay

Transition Combination

Challenge: Adding Transition

4. Animations

Learn about the animation property and how it can be used to create dynamic and engaging designs. Discover how to create complex animations using keyframes and how to control the animation.

What is Animation?

Specifying Time of the Animation

Controlling Animation Play Quantity and Direction

Managing Animation State

Animation Composition

Challenge: Adding Animation

5. Transformations

Explore the transformation property, which allows modifying the appearance and position of elements on a webpage. Learn how to scale, rotate, skew, and translate elements in two and three dimensions. Combine multiple transformations to create more complex effects.

What is Transformation?

Scaling

Rotating

Challenge: Adding Scaling & Rotating

Translate

Skewing

Perspective

Challenge: Adding Translating and Skewing

6. Adaptive/responsive websites and apps

The principles and techniques used in adaptive/responsive design aim to make websites and applications accessible and visually appealing across different devices, screen sizes, and orientations.

What is Adaptive/Responsive Design?

@media Query

Adaptive - Responsive layouts

Inspecting the Web Page

Challenge: Inspecting Adaptive/Responsive Layout

7. Preprocessors

Learn about preprocessors in CSS and how they can help to write more efficient and maintainable code. Understand how to use preprocessors to simplify the workflow and generate cleaner CSS code.

What is Preprocessor?

Sass Syntax

Sass Variables

Sass Numeric Operators

Sass Nesting

@extend Directive

Folder-File Structure

@extend Directive

The fourth helpful feature allows us to apply preset CSS properties from one element to another, creating a relationship between selectors. This means that one selector can inherit the properties of another selector.

Now, let's take a look at the image below, which shows two button elements:

We have two buttons: "send" and "submit." The only distinction between these elements is the value of the background-color property. Therefore, we can define the styles for the "send" button and have the "submit" button inherit those styles.

The html code is:

Let's see how we can inherit styles with the help of sass.

The .submit-button selector inherits all of the styles from the .send-button selector using the @extend directive.