CSS Tutorial in 2 Minutes — The Ultimate Guide for Beginners

By Dhanian - CodeWithDhanian Grab my coding ebooks & resources → http://codewithdhanian.gumroad.com What is CSS? CSS stands for Cascading Style Sheets. It is used to style and design websites, making them visually appealing. While HTML gives a webpage structure, CSS adds beauty, color, layout, and responsiveness. Why Learn CSS? Build beautiful websites Customize layouts Make websites responsive Add animations & transitions Control every visual aspect of a webpage 1. CSS Syntax Overview selector { property: value; } Example: body { background-color: #ffffff; color: #000000; } 2. Types of CSS Inline CSS Hello World Internal CSS h1 { color: green; } External CSS 3. CSS Selectors Mastery Selector Example Meaning Universal * { } Targets everything Element p { } Targets tags Class .box { } Targets class="box" ID #header { } Targets id="header" Group h1, h2, p { } Targets multiple elements Descendant div p { } Targets inside 4. Colors in CSS color: red; color: #ff0000; color: rgb(255, 0, 0); color: hsl(0, 100%, 50%); 5. Text Styling p { font-size: 18px; font-family: 'Arial', sans-serif; font-weight: bold; text-align: justify; text-decoration: underline; text-transform: uppercase; line-height: 1.5; } 6. The CSS Box Model Content Padding Border Margin Example: .card { padding: 20px; border: 2px solid black; margin: 15px; } 7. Units in CSS px (pixels) % (percentage) em (relative to parent) rem (relative to root) vw / vh (viewport width/height) fr (fraction for grid) 8. Display Property div { display: block; } span { display: inline; } .box { display: inline-block; } .container { display: flex; } .grid-container { display: grid; } 9. Flexbox Complete Guide .container { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; } 10. CSS Grid Layout .grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; } 11. Position Property .box { position: relative; top: 10px; left: 20px; } Types: static relative absolute fixed sticky 12. Media Queries for Responsive Design @media (max-width: 768px) { body { background-color: lightblue; } } 13. Pseudo-Classes & Pseudo-Elements a:hover { color: red; } input:focus { border: 2px solid green; } p::first-letter { font-size: 200%; } 14. CSS Variables :root { --primary-color: #3498db; } h1 { color: var(--primary-color); } 15. Animations & Transitions Transitions .button { background: blue; transition: background 0.3s ease; } .button:hover { background: darkblue; } Animations @keyframes slide { from { transform: translateX(0); } to { transform: translateX(100px); } } .box { animation: slide 2s infinite alternate; } 16. Shadows in CSS .box { box-shadow: 2px 2px 10px rgba(0,0,0,0.2); text-shadow: 1px 1px 5px black; } 17. CSS Best Practices Use External CSS Use Semantic HTML + CSS Use CSS Variables Mobile-first design Keep your code DRY (Don’t Repeat Yourself) Use comments for clarity 18. CSS Resources to Learn More MDN Web Docs CSS Tricks W3Schools FreeCodeCamp http://codewithdhanian.gumroad.com — My Coding Ebooks! Final Thoughts CSS is fun and powerful once you understand the core concepts. This 2-minute guide gives you a strong foundation to start building real-world projects. Ready to go deeper? Download my ebooks, guides, and coding resources here → http://codewithdhanian.gumroad.com

Apr 6, 2025 - 05:49

CSS Tutorial in 2 Minutes — The Ultimate Guide for Beginners

By Dhanian - CodeWithDhanian

Grab my coding ebooks & resources → http://codewithdhanian.gumroad.com

What is CSS?

CSS stands for Cascading Style Sheets. It is used to style and design websites, making them visually appealing. While HTML gives a webpage structure, CSS adds beauty, color, layout, and responsiveness.

Why Learn CSS?

Build beautiful websites
Customize layouts
Make websites responsive
Add animations & transitions
Control every visual aspect of a webpage

1. CSS Syntax Overview

selector {
  property: value;
}

Example:

body {
  background-color: #ffffff;
  color: #000000;
}

2. Types of CSS

Inline CSS

 style="color:blue;">Hello World

Internal CSS

External CSS

 rel="stylesheet" href="style.css">

3. CSS Selectors Mastery

Selector	Example	Meaning
Universal	* { }	Targets everything
Element	p { }	Targets tags
Class	.box { }	Targets class="box"
ID	#header { }	Targets id="header"
Group	h1, h2, p { }	Targets multiple elements
Descendant	div p { }	Targets inside

4. Colors in CSS

color: red;
color: #ff0000;
color: rgb(255, 0, 0);
color: hsl(0, 100%, 50%);

5. Text Styling

p {
  font-size: 18px;
  font-family: 'Arial', sans-serif;
  font-weight: bold;
  text-align: justify;
  text-decoration: underline;
  text-transform: uppercase;
  line-height: 1.5;
}

6. The CSS Box Model

Content
Padding
Border
Margin

Example:

.card {
  padding: 20px;
  border: 2px solid black;
  margin: 15px;
}

7. Units in CSS

px (pixels)
% (percentage)
em (relative to parent)
rem (relative to root)
vw / vh (viewport width/height)
fr (fraction for grid)

8. Display Property

div {
  display: block;
}
span {
  display: inline;
}
.box {
  display: inline-block;
}
.container {
  display: flex;
}
.grid-container {
  display: grid;
}

9. Flexbox Complete Guide

.container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

10. CSS Grid Layout

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}

11. Position Property

.box {
  position: relative;
  top: 10px;
  left: 20px;
}

Types:

static
relative
absolute
fixed
sticky

12. Media Queries for Responsive Design

@media (max-width: 768px) {
  body {
    background-color: lightblue;
  }
}

13. Pseudo-Classes & Pseudo-Elements

a:hover { color: red; }
input:focus { border: 2px solid green; }
p::first-letter { font-size: 200%; }

14. CSS Variables

:root {
  --primary-color: #3498db;
}

h1 {
  color: var(--primary-color);
}

15. Animations & Transitions

Transitions

.button {
  background: blue;
  transition: background 0.3s ease;
}
.button:hover {
  background: darkblue;
}

Animations

@keyframes slide {
  from { transform: translateX(0); }
  to { transform: translateX(100px); }
}

.box {
  animation: slide 2s infinite alternate;
}

16. Shadows in CSS

.box {
  box-shadow: 2px 2px 10px rgba(0,0,0,0.2);
  text-shadow: 1px 1px 5px black;
}

17. CSS Best Practices

Use External CSS
Use Semantic HTML + CSS
Use CSS Variables
Mobile-first design
Keep your code DRY (Don’t Repeat Yourself)
Use comments for clarity

18. CSS Resources to Learn More

MDN Web Docs
CSS Tricks
W3Schools
FreeCodeCamp
http://codewithdhanian.gumroad.com — My Coding Ebooks!

Final Thoughts

CSS is fun and powerful once you understand the core concepts. This 2-minute guide gives you a strong foundation to start building real-world projects.

Ready to go deeper?

Download my ebooks, guides, and coding resources here → http://codewithdhanian.gumroad.com