From 4b807e1dda488ed02209df75aef830d1b8b38ad6 Mon Sep 17 00:00:00 2001
From: smallchill <smallchill@163.com>
Date: Thu, 23 Apr 2020 15:10:46 +0800
Subject: [PATCH] =?UTF-8?q?:zap:=20=E4=BF=AE=E5=A4=8D=E9=A2=9C=E8=89=B2?=
 =?UTF-8?q?=E9=80=89=E6=8B=A9bug?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/mixins/color.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mixins/color.js b/src/mixins/color.js
index 70a43c5..b6ac284 100644
--- a/src/mixins/color.js
+++ b/src/mixins/color.js
@@ -38,7 +38,7 @@ export default function () {
             );
 
             let styleTag = document.getElementById(id);
-            if (styleTag!=null) {
+            if (!styleTag) {
               styleTag = document.createElement("style");
               styleTag.setAttribute("id", id);
               head.appendChild(styleTag);
@@ -72,7 +72,7 @@ export default function () {
                 themeCluster
               );
               let styleTag = document.getElementById(i);
-              if (styleTag!=null) {
+              if (!styleTag) {
                 styleTag = document.createElement("style");
                 styleTag.id = i;
                 styleTag.innerText = newStyle;