Create readme.md

Author: AmrutaJayanti

docs/CSS/readme.md

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+# Cascading Style Sheets
+
+## Topics Covered in CSS
+
+### 1. Basic Syntax
+Understanding the structure and syntax of CSS rules, including selectors, properties, and values.
+
+### 2. Selectors
+Different types of selectors to target HTML elements for styling, such as element selectors, class selectors, ID selectors, attribute selectors, pseudo-classes, and pseudo-elements.
+
+### 3. Box Model
+Understanding the box model, which describes how elements are structured in CSS, including content, padding, border, and margin.
+
+### 4. Typography
+Styling text elements with properties like font-family, font-size, font-weight, line-height, text-align, text-decoration, and text-transform.
+
+### 5. Colors and Backgrounds
+Applying colors to elements using properties like color, background-color, opacity, gradients, and background images.
+
+### 6. Layout
+Creating layouts and positioning elements using properties like display, position, float, flexbox, and grid.
+
+### 7. Responsive Design
+Designing web pages that adapt to different screen sizes and devices using techniques like media queries and responsive units (like percentages and ems).
+
+### 8. Transitions and Animations
+Adding dynamic effects to elements with properties like transition, animation, and keyframes.
+
+### 9. Transforms
+Modifying the appearance of elements in 2D or 3D space using properties like transform, translate, rotate, scale, and skew.
+
+### 10. Pseudo-classes and Pseudo-elements
+Understanding and using pseudo-classes (:hover, :focus, :active) and pseudo-elements (::before, ::after) to style elements based on their state or create decorative elements.
+
+### 11. Selectors Specificity and Inheritance
+Understanding how CSS specificity affects which styles are applied to elements and how inheritance works in CSS.
+
+### 12. Units
+Understanding different units of measurement in CSS, including pixels, percentages, ems, rems, viewport units, and others.
+
+
+## 13. Frameworks and Preprocessors
+Familiarity with CSS frameworks (like Bootstrap, Foundation) and preprocessors (like Sass, Less) to streamline and enhance the CSS development process.
+
+## 14. CSS Grid and Flexbox
+Comprehensive knowledge of CSS Grid and Flexbox layout models for creating complex and responsive layouts.