How to Write Effective CSS Media Queries for Different Screen Sizes?

CSS Media Queries for Screen Sizes: A Comprehensive Guide

Developing layouts that adapt seamlessly across diverse screen sizes is a cornerstone of modern responsive design. To master this technique, understanding and effectively utilizing CSS media queries is paramount.

Defining Screen Sizes

In this scenario, the target screen sizes are listed as:

• 640x480
• 800x600
• 1024x768
• 1280x1024 (and larger)

Writing Effective Media Queries

To create a layout that adjusts according to the window width, media queries are employed. Although the provided code sample contains media queries, they are not configured correctly. Here's a fix:

Revised Media Queries:

/* Smartphones (portrait and landscape) ----------- */
@media only screen and (max-device-width: 480px) {
  /* Styles */
}

/* Smartphones (landscape) ----------- */
@media only screen and (min-width: 321px) {
  /* Styles */
}

/* Smartphones (portrait) ----------- */
@media only screen and (max-width: 320px) {
  /* Styles */
}

/* iPads (portrait and landscape) ----------- */
@media only screen and (min-device-width: 768px) and (max-device-width: 1024px) {
  /* Styles */
}

/* iPads (landscape) ----------- */
@media only screen and (min-device-width: 768px) and (max-device-width: 1024px) and (orientation: landscape) {
  /* Styles */
}

/* iPads (portrait) ----------- */
@media only screen and (min-device-width: 768px) and (max-device-width: 1024px) and (orientation: portrait) {
  /* Styles */
}

/* Desktops and laptops ----------- */
@media only screen and (min-width: 1224px) {
  /* Styles */
}

/* Large screens ----------- */
@media only screen and (min-width: 1824px) {
  /* Styles */
}

Additional Resources:

• Source: http://css-tricks.com/snippets/css/media-queries-for-standard-devices/
• Responsive Values: https://zellwk.com/blog/media-query-units/

Conclusion:

By utilizing appropriate media queries, designers can create responsive layouts that effortlessly adapt to various screen sizes, ensuring an optimal user experience across multiple devices.

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