WordPress CSS Media Queries

/*
================================

Breakpoints of the WordPress Admin Area

================================
*/

/**
 * General Admin Media Queries
 */
/* Auto-folding of the admin menu */
@media only screen and (max-width: 900px) {}
/* Auto-hiding of the admin menu and metamorphosing of the admin bar */
@media screen and ( max-width: 782px ) {}
/* Smartphone */
@media screen and (max-width: 600px) {}

/**
 * Dashboard Page
 */
/* one column on the dash */
@media only screen and (max-width: 799px) {}
/* two columns on the dash, but keep the setting if one is selected */
@media only screen and (min-width: 800px) and (max-width: 1499px) {}
/* three columns on the dash */
@media only screen and (min-width: 1500px) and (max-width: 1800px) {}


/**
 * Post Write/Edit Page: One column
 */
@media only screen and (max-width: 850px) {}

/**
 * Appeareance Page (Themes Selection)
 */
@media only screen and (min-width: 2000px) {}
@media only screen and (min-width: 1680px) {}
@media only screen and (min-width: 1640px) {}
@media only screen and (max-width: 1120px) {}
@media only screen and (max-width: 900px) {}
@media only screen and (max-width: 780px) {}
@media only screen and (max-width: 480px) {}
@media only screen and (max-width: 650px) {}

/**
 * Theme Install Page
 */
/* Allow for three-up in small windows when sidebar is collapsed */
@media only screen and (max-width: 1200px) {}
/* Adjust three-up display in smaller windows when sidebar is collapsed */
@media only screen and (max-width: 1079px) {}
/* Allow for three-up on 1024px wide screens, e.g. tablets */
@media only screen and (max-width: 1200px) {}

/**
 * Widgets Page
 */
@media screen and (max-width: 480px) {}
@media screen and (max-width: 320px) {}
@media only screen and (min-width: 1250px) {}

/**
 * Categories Page
 */
@media only screen and (max-width: 768px) {}
@media only screen and (min-width: 769px) {}
@media only screen and (max-width: 860px) {}
@media only screen and (min-width: 980px) {}

/**
 * Media Page
 */
@media only screen and (max-width: 960px) {}
@media only screen and (max-width: 900px) {}
/* Responsive on portrait and landscape */
@media only screen and (max-width: 640px), screen and (max-height: 400px) {}
/* Landscape specific header override */
@media screen and (max-height: 400px) {}
@media only screen and (max-width: 680px) {}

/**
 * Pages About, Credits, Freedom
 */
@media only screen and (max-width: 500px) {}

/**
 * Responsive Button Styles
 */
@media screen and ( max-width: 782px ) {}