Master CSS3

Learn how to create stunning, responsive designs using modern CSS3 techniques and standards.

Progress

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Key Concepts

  • Box Model
  • Flexbox Layout
  • Grid Systems
  • Responsive Design

CSS3 Essentials

Responsive Web Design

Create fluid, adaptive layouts with CSS3 media queries and flexible grid systems.

Advanced Selectors

Target elements with powerful CSS3 selectors including nth-child and attribute selectors.

Traditional
Modern
/* Float Layout */
.container { overflow: auto; }
.left { float: left; width: 30%; }
.right { float: right; width: 68%; }

/* CSS Grid */
.container { display: grid; grid-template-columns: 1fr 3fr; }

Try It Yourself

.box {
    width: 200px;
    height: 100px;
    background: linear-gradient(to right, #ff7575, #ff7272);
    transition: all 0.3s ease-in-out;
}

Hover over elements to see transitions in action