{
    "ref-for-dom-css-supports": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "api/CSS.json",
            "name": "supports_static",
            "slug": "API/CSS/supports_static",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSS/supports_static",
            "summary": "The CSS.supports() static method returns a boolean value indicating if the browser supports a given CSS feature, or not.",
            "support": {
                "chrome": [
                    {
                        "version_added": "61"
                    },
                    {
                        "version_added": "28",
                        "version_removed": "61",
                        "partial_implementation": true,
                        "notes": "The parentheses-less one-argument version is not supported."
                    }
                ],
                "chrome_android": "mirror",
                "edge": {
                    "version_added": false
                },
                "firefox": [
                    {
                        "version_added": "55"
                    },
                    {
                        "version_added": "22",
                        "version_removed": "55",
                        "partial_implementation": true,
                        "notes": "The parentheses-less one-argument version is not supported."
                    }
                ],
                "firefox_android": "mirror",
                "ie": {
                    "version_added": false
                },
                "oculus": "mirror",
                "opera": "mirror",
                "opera_android": "mirror",
                "safari": [
                    {
                        "version_added": "11"
                    },
                    {
                        "version_added": "9",
                        "version_removed": "11",
                        "partial_implementation": true,
                        "notes": "The parentheses-less one-argument version is not supported."
                    }
                ],
                "safari_ios": "mirror",
                "samsunginternet_android": "mirror",
                "webview_android": "mirror",
                "edge_blink": [
                    {
                        "version_added": "79"
                    },
                    {
                        "version_added": false,
                        "version_removed": "61",
                        "partial_implementation": true,
                        "notes": "The parentheses-less one-argument version is not supported."
                    }
                ]
            },
            "title": "CSS: supports() static method"
        }
    ],
    "dom-cssconditionrule-conditiontext": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "api/CSSConditionRule.json",
            "name": "conditionText",
            "slug": "API/CSSConditionRule/conditionText",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSSConditionRule/conditionText",
            "summary": "The conditionText property of the CSSConditionRule interface returns or sets the text of the CSS rule.",
            "support": {
                "chrome": {
                    "version_added": "56"
                },
                "chrome_android": "mirror",
                "edge": {
                    "version_added": "12"
                },
                "firefox": {
                    "version_added": "20"
                },
                "firefox_android": "mirror",
                "ie": {
                    "version_added": false
                },
                "oculus": "mirror",
                "opera": "mirror",
                "opera_android": "mirror",
                "safari": {
                    "version_added": "14.1"
                },
                "safari_ios": "mirror",
                "samsunginternet_android": "mirror",
                "webview_android": "mirror",
                "edge_blink": {
                    "version_added": "79"
                }
            },
            "title": "CSSConditionRule: conditionText property"
        }
    ],
    "the-cssconditionrule-interface": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "api/CSSConditionRule.json",
            "name": "CSSConditionRule",
            "slug": "API/CSSConditionRule",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSSConditionRule",
            "summary": "An object implementing the CSSConditionRule interface represents a single condition CSS at-rule, which consists of a condition and a statement block.",
            "support": {
                "chrome": {
                    "version_added": "56"
                },
                "chrome_android": "mirror",
                "edge": {
                    "version_added": "12"
                },
                "firefox": {
                    "version_added": "20"
                },
                "firefox_android": "mirror",
                "ie": {
                    "version_added": false
                },
                "oculus": "mirror",
                "opera": "mirror",
                "opera_android": "mirror",
                "safari": {
                    "version_added": "14.1"
                },
                "safari_ios": "mirror",
                "samsunginternet_android": "mirror",
                "webview_android": "mirror",
                "edge_blink": {
                    "version_added": "79"
                }
            },
            "title": "CSSConditionRule"
        }
    ],
    "dom-cssmediarule-media": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "api/CSSMediaRule.json",
            "name": "media",
            "slug": "API/CSSMediaRule/media",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSSMediaRule/media",
            "summary": "The read-only media property of the CSSMediaRule interface MediaList represents the intended destination medium for style information.",
            "support": {
                "chrome": {
                    "version_added": "1"
                },
                "chrome_android": "mirror",
                "edge": {
                    "version_added": "12"
                },
                "firefox": {
                    "version_added": "1"
                },
                "firefox_android": "mirror",
                "ie": {
                    "version_added": "9"
                },
                "oculus": "mirror",
                "opera": {
                    "version_added": "12.1"
                },
                "opera_android": {
                    "version_added": "12.1"
                },
                "safari": {
                    "version_added": "3"
                },
                "safari_ios": {
                    "version_added": "1"
                },
                "samsunginternet_android": "mirror",
                "webview_android": "mirror",
                "edge_blink": {
                    "version_added": "79"
                }
            },
            "title": "CSSMediaRule: media property"
        }
    ],
    "the-cssmediarule-interface": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "api/CSSMediaRule.json",
            "name": "CSSMediaRule",
            "slug": "API/CSSMediaRule",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSSMediaRule",
            "summary": "The CSSMediaRule interface represents a single CSS @media rule.",
            "support": {
                "chrome": {
                    "version_added": "1"
                },
                "chrome_android": "mirror",
                "edge": {
                    "version_added": "12"
                },
                "firefox": {
                    "version_added": "1",
                    "notes": "Before Firefox 20, <code>conditionText</code> could not be set."
                },
                "firefox_android": "mirror",
                "ie": {
                    "version_added": "9"
                },
                "oculus": "mirror",
                "opera": {
                    "version_added": "12.1"
                },
                "opera_android": {
                    "version_added": "12.1"
                },
                "safari": {
                    "version_added": "3"
                },
                "safari_ios": {
                    "version_added": "1"
                },
                "samsunginternet_android": "mirror",
                "webview_android": "mirror",
                "edge_blink": {
                    "version_added": "79"
                }
            },
            "title": "CSSMediaRule"
        }
    ],
    "the-csssupportsrule-interface": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "api/CSSSupportsRule.json",
            "name": "CSSSupportsRule",
            "slug": "API/CSSSupportsRule",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/API/CSSSupportsRule",
            "summary": "The CSSSupportsRule interface represents a single CSS @supports at-rule.",
            "support": {
                "chrome": {
                    "version_added": "28"
                },
                "chrome_android": "mirror",
                "edge": {
                    "version_added": "12"
                },
                "firefox": {
                    "version_added": "22"
                },
                "firefox_android": "mirror",
                "ie": {
                    "version_added": false
                },
                "oculus": "mirror",
                "opera": {
                    "version_added": "12.1"
                },
                "opera_android": [
                    {
                        "version_added": "15"
                    },
                    {
                        "version_added": "12.1",
                        "version_removed": "14"
                    }
                ],
                "safari": {
                    "version_added": "9"
                },
                "safari_ios": "mirror",
                "samsunginternet_android": "mirror",
                "webview_android": "mirror",
                "edge_blink": {
                    "version_added": "79"
                }
            },
            "title": "CSSSupportsRule"
        }
    ],
    "at-media": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "css/at-rules/media.json",
            "name": "media",
            "slug": "CSS/@media",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/@media",
            "summary": "The @media CSS at-rule can be used to apply part of a style sheet based on the result of one or more media queries. With it, you specify a media query and a block of CSS to apply to the document if and only if the media query matches the device on which the content is being used.",
            "support": {
                "chrome": {
                    "version_added": "1"
                },
                "chrome_android": "mirror",
                "edge": {
                    "version_added": "12"
                },
                "firefox": {
                    "version_added": "1"
                },
                "firefox_android": "mirror",
                "ie": {
                    "version_added": "6"
                },
                "oculus": "mirror",
                "opera": {
                    "version_added": "9.2"
                },
                "opera_android": {
                    "version_added": "10.1"
                },
                "safari": {
                    "version_added": "3"
                },
                "safari_ios": {
                    "version_added": "1"
                },
                "samsunginternet_android": "mirror",
                "webview_android": {
                    "version_added": "37"
                },
                "edge_blink": {
                    "version_added": "79"
                }
            },
            "title": "@media"
        }
    ],
    "at-supports": [
        {
            "engines": [
                "blink",
                "gecko",
                "webkit"
            ],
            "filename": "css/at-rules/supports.json",
            "name": "supports",
            "slug": "CSS/@supports",
            "mdn_url": "https://developer.mozilla.org/en-US/docs/Web/CSS/@supports",
            "summary": "The @supports CSS at-rule lets you specify CSS declarations that depend on a browser's support for CSS features. Using this at-rule is commonly called a feature query. The rule must be placed at the top level of your code or nested inside any other conditional group at-rule.",
            "support": {
                "chrome": {
                    "version_added": "28"
                },
                "chrome_android": "mirror",
                "edge": {
                    "version_added": "12"
                },
                "firefox": {
                    "version_added": "22"
                },
                "firefox_android": "mirror",
                "ie": {
                    "version_added": false
                },
                "oculus": "mirror",
                "opera": {
                    "version_added": "12.1"
                },
                "opera_android": {
                    "version_added": "12.1"
                },
                "safari": {
                    "version_added": "9"
                },
                "safari_ios": "mirror",
                "samsunginternet_android": "mirror",
                "webview_android": "mirror",
                "edge_blink": {
                    "version_added": "79"
                }
            },
            "title": "@supports"
        }
    ]
}