Created
November 25, 2018 18:23
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Vertically and horizontally center the content on firefox about:home after customizing the content in preferences
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| /* @-moz-document (about:home) DOES NOT WORK :( | |
| use this heuristic selector applied to all pages instead */ | |
| html > body.activity-stream > div#root > div[data-reactroot] > div.outer-wrapper > main { | |
| /* force-center the content based on computed values for | |
| MacBook Retina 12" Early 2016 2304x1400 */ | |
| position: absolute; | |
| left: calc((100% - 1042px)/2); | |
| top: calc((100% - 566px)/2); | |
| } | |
| /* Get your profile directory from about:support and put this file in chrome/ in there (creating dir if needed) */ |
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