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Css

Jeeshma Prakash s

Css Introduction

CSS Syntax

External CSS Internal CSS Inline CSS

Simple Selectors Combinator Selectors Pseudo-class Selectors Pseudo-elements Selectors Attribute Selectors Modern CSS Pseudo Classes

CSS RGB Colors HEX Value HSL

TYPES OF CSS UNITS ABSOLUTE UNITS (FIXED) RELATIVE UNITS MODERN CSS UNITS

CSS Text Color CSS Text Alignment CSS Text Decoration CSS Text Transformation CSS Text Spacing CSS Text Shadow

CSS Backgrounds

CSS background-color CSS Background Image CSS Background Image Repeat CSS BACKGROUND-SIZE CSS Background Attachment CSS Background Shorthand Backdrop-filter

CSS Border Width CSS Border Color CSS Border Sides CSS Shorthand Border Property CSS Rounded Borders

CSS Margin Collapse

Padding and box-sizing

CSS Height and Width

min-height / max-height aspect-ratio

CSS LAYOUT BASICS

Types of Position

CSS DISPLAY PROPERTY

DISPLAY TYPES Z-index Overflow

FLEX ITEM PROPERTIES

CSS Variables CSS Filters Dark Mode

CSS TRANSITIONS

Transition Properties Transform + Transition

@keyframes

CSS MEDIA QUERIES

Css CSS Height and Width aspect-ratio

aspect-ratio

Modern CSS property used to maintain proportional width & height automatically.

Basic Syntax

aspect-ratio: 16 / 9;

Meaning:

Width : Height
16    : 9

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Last updated: 2026-05-21

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