diff --git a/web_src/css/base.css b/web_src/css/base.css
index f9b2ca99b..38faf2287 100644
--- a/web_src/css/base.css
+++ b/web_src/css/base.css
@@ -2199,19 +2199,6 @@ table th[data-sortt-desc] .svg {
   vertical-align: -0.075em;
 }
 
-@supports (-webkit-hyphens:none) {
-  body:not(.safari-above125) .emoji,
-  body:not(.safari-above125) .reaction {
-    font-size: inherit;
-    vertical-align: inherit;
-  }
-  body:not(.safari-above125) .emoji img,
-  body:not(.safari-above125) .reaction img {
-    font-size: 1.25em;
-    vertical-align: -0.225em !important;
-  }
-}
-
 .emoji img,
 .reaction img {
   border-width: 0 !important;
diff --git a/web_src/js/features/common-global.js b/web_src/js/features/common-global.js
index cb50ebcae..46a80beb5 100644
--- a/web_src/js/features/common-global.js
+++ b/web_src/js/features/common-global.js
@@ -1,6 +1,5 @@
 import $ from 'jquery';
 import 'jquery.are-you-sure';
-import {mqBinarySearch} from '../utils.js';
 import {createDropzone} from './dropzone.js';
 import {initCompColorPicker} from './comp/ColorPicker.js';
 import {showGlobalErrorMessage} from '../bootstrap.js';
@@ -62,19 +61,6 @@ export function initGlobalButtonClickOnEnter() {
 }
 
 export function initGlobalCommon() {
-  // Undo Safari emoji glitch fix at high enough zoom levels
-  if (navigator.userAgent.match('Safari')) {
-    $(window).on('resize', () => {
-      const px = mqBinarySearch('width', 0, 4096, 1, 'px');
-      const em = mqBinarySearch('width', 0, 1024, 0.01, 'em');
-      if (em * 16 * 1.25 - px <= -1) {
-        $('body').addClass('safari-above125');
-      } else {
-        $('body').removeClass('safari-above125');
-      }
-    });
-  }
-
   // Semantic UI modules.
   const $uiDropdowns = $('.ui.dropdown');
 
diff --git a/web_src/js/utils.js b/web_src/js/utils.js
index 4f9ad452f..4655b8eac 100644
--- a/web_src/js/utils.js
+++ b/web_src/js/utils.js
@@ -37,19 +37,6 @@ export function stripTags(text) {
   return text.replace(/<[^>]*>?/g, '');
 }
 
-// searches the inclusive range [minValue, maxValue].
-// credits: https://matthiasott.com/notes/write-your-media-queries-in-pixels-not-ems
-export function mqBinarySearch(feature, minValue, maxValue, step, unit) {
-  if (maxValue - minValue < step) {
-    return minValue;
-  }
-  const mid = Math.ceil((minValue + maxValue) / 2 / step) * step;
-  if (matchMedia(`screen and (min-${feature}:${mid}${unit})`).matches) {
-    return mqBinarySearch(feature, mid, maxValue, step, unit); // feature is >= mid
-  }
-  return mqBinarySearch(feature, minValue, mid - step, step, unit); // feature is < mid
-}
-
 export function parseIssueHref(href) {
   const path = (href || '').replace(/[#?].*$/, '');
   const [_, owner, repo, type, index] = /([^/]+)\/([^/]+)\/(issues|pulls)\/([0-9]+)/.exec(path) || [];