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Toggle custom CSS styles on GitHub
// ==UserScript==
// @name .彩色开关
// @namespace http://tampermonkey.net/
// @version 2.0-2025-12-12
// @description Toggle custom CSS styles on GitHub
// @author You
// @match *://*/*
// @grant GM_addStyle
// @grant GM_registerMenuCommand
// @license MIT
// @icon https://pic1.imgdb.cn/item/694115f60dd29e7e22471b78.png
// ==/UserScript==
(function () {
"use strict";
function colorfulTab() {
// CSS 样式内容
const customCSS = `
/* 粉 */
strong,
strong span,
b,
b span {
color: #1772F6 !important;
/* #E94C88 粉红 */
}
/* 红 */
em {
color: #F73131 !important;
}
.markdown-body code,
.markdown-title code {
color: #44ddff;
background-color: #18182f !important;
}
.markdown-body pre code {
background-color: inherit !important;
}
.markdown-body pre {
tab-size: 4;
}
/* 去除背景色 */
h1[class="heading-element"],
h1[class="heading-element"] code,
h2[class="heading-element"],
h2[class="heading-element"] code,
h3.markdown-title code,
h3[class="heading-element"],
h3[class="heading-element"] code,
h4[class="heading-element"],
h4[class="heading-element"] code {
background-color: #212830 !important;
font-weight: 700 !important;
}
ul li strong,
ul li b,
ul li::marker,
ul li::before,
ol li strong,
ol li b,
ol li::marker,
ol li::before {
color: #20bffe !important;
}
ul li ul li strong,
ul li ul li b,
ul li ul li::marker,
ul li ul li::before,
ul li ol li strong,
ul li ol li b,
ul li ol li::marker,
ul li ol li::before,
ol li ul li strong,
ol li ul li b,
ol li ul li::marker,
ol li ul li::before,
ol li ol li strong,
ol li ol li b,
ol li ol li::marker,
ol li ol li::before {
color: #ff5f9c !important;
}
ul li ul li ul li strong,
ul li ul li ul li b,
ul li ul li ul li::marker,
ul li ul li ul li::before,
ul li ol li ul li strong,
ul li ol li ul li b,
ul li ol li ul li::marker,
ul li ol li ul li::before,
ul li ul li ol li strong,
ul li ul li ol li b,
ul li ul li ol li::marker,
ul li ul li ol li::before,
ul li ol li ol li strong,
ul li ol li ol li b,
ul li ol li ol li::marker,
ul li ol li ol li::before,
ol li ol li ol li strong,
ol li ol li ol li b,
ol li ol li ol li::marker,
ol li ol li ol li::before,
ol li ol li ul li strong,
ol li ol li ul li b,
ol li ol li ul li::marker,
ol li ol li ul li::before,
ol li ul li ol li strong,
ol li ul li ol li b,
ol li ul li ol li::marker,
ol li ul li ol li::before,
ol li ul li ul li strong,
ol li ul li ul li b,
ol li ul li ul li::marker,
ol li ul li ul li::before {
color: #61E5D2 !important;
}
*[id*="title"],
*[class*="title"] {
color: #FE9A20 !important;
}
h1,
h1 a,
h1 font,
h1 span,
h1 strong,
h1 code,
h1 b,
.toc-label-h1 {
color: #986c6a !important;
/*#C2E1E5*/
}
h2,
h2 a,
h2 font,
h2 span,
h2 strong,
h2 code,
h2 b,
.toc-label-h2 {
color: #fe9a20 !important;
}
h3,
h3 a,
h3 font,
h3 span,
h3 strong,
h3 code,
h3 b,
.toc-label-h3 {
color: #f2d41b !important;
}
h4,
h4 a,
h4 font,
h4 span,
h4 strong,
h4 code,
h4 b,
.toc-label-h4 {
color: #00bc7b !important;
}
h5,
h5 a,
h5 font,
h5 span,
h5 strong,
h5 code,
h5 b,
.toc-label-h5 {
color: #00b3b9 !important;
}
h6,
h6 a,
h6 font,
h6 span,
h6 strong,
h6 code,
h6 b,
.toc-label-h6 {
color: #a165a8 !important;
}
`;
// 创建并添加浮动按钮
const button = document.createElement("button");
button.textContent = "";
button.style.position = "fixed";
button.style.top = "0px";
button.style.right = "20px";
button.style.backgroundColor = "rgba(0,0,0,0)";
button.style.color = "white";
button.style.border = "none";
button.style.borderRadius = "0 0 10px 10px";
button.style.cursor = "pointer";
button.style.width = "25px";
button.style.height = "20px";
// 定义七彩渐变的CSS样式
const gradientStyle = `
linear-gradient(
45deg,
#FF69B4, #FFA07A, #FFDAB9, #FFFF99, #B0E0E6, #ADD8E6, #E6E6FA
)
`;
// 添加鼠标悬停事件
button.addEventListener("mouseenter", () => {
button.style.background = gradientStyle; // 鼠标悬停时显示七彩渐变
});
// 添加鼠标离开事件
button.addEventListener("mouseleave", () => {
button.style.background = "transparent"; // 鼠标离开时恢复透明背景
});
document.body.appendChild(button);
// 保证按钮是 DOM 树里最后一个节点
// 当前是否已应用自定义样式
//let styleApplied = true;
let styleApplied = false;
// 创建 <style> 标签
const styleElement = document.createElement("style");
styleElement.textContent = customCSS;
//document.head.appendChild(styleElement);
// 按钮点击事件处理
button.addEventListener("click", () => {
if (styleApplied) {
// 移除样式
document.head.removeChild(styleElement);
styleApplied = false;
} else {
// 添加样式
document.head.appendChild(styleElement);
styleApplied = true;
}
});
}
let styleAppliedDark = false;
let styleAppliedLight = false;
// 创建 Dark 模式 <style> 标签
let styleElementDark = document.createElement("style");
styleElementDark.textContent = `
*::selection {
background-color: #353e5c !important;
color: inherit !important;
}
font,p,h1,h2,h3,h4,h5,h6{
color: white !important;
}
`;
// 创建 Light 模式 <style> 标签
let styleElementLight = document.createElement("style");
styleElementLight.textContent = `
*::selection {
background-color: #f0d8b9 !important;
color: inherit !important;
}
font,p,h1,h2,h3,h4,h5,h6{
color: black !important;
}
`;
// Dark模式
function deepBlue() {
// 创建并添加浮动按钮
const button2 = document.createElement("button");
button2.textContent = "";
button2.style.position = "fixed";
button2.style.top = "0px";
button2.style.right = "50px";
button2.style.backgroundColor = "rgba(0,0,0,0)";
button2.style.color = "white";
button2.style.border = "none";
button2.style.borderRadius = "0 0 10px 10px";
button2.style.cursor = "pointer";
button2.style.width = "25px";
button2.style.height = "20px";
// 定义背景色
const blueStyle = `#353e5c`;
// 添加鼠标悬停事件
button2.addEventListener("mouseenter", () => {
button2.style.background = blueStyle; // 鼠标悬停时显示蓝色
});
// 添加鼠标离开事件
button2.addEventListener("mouseleave", () => {
button2.style.background = "transparent"; // 鼠标离开时恢复透明背景
});
document.body.appendChild(button2);
// 按钮点击事件处理
button2.addEventListener("click", () => {
if (styleAppliedDark) {
styleAppliedDark = false;
// 移除样式
document.head.removeChild(styleElementDark);
if (styleAppliedLight) {
styleAppliedLight = false;
document.head.removeChild(styleElementLight);
}
} else {
styleAppliedDark = true;
// 添加样式
document.head.appendChild(styleElementDark);
if (styleAppliedLight) {
styleAppliedLight = false;
document.head.removeChild(styleElementLight);
}
}
});
}
// Light 模式
function yellow() {
// 创建并添加浮动按钮
const button3 = document.createElement("button");
button3.textContent = "";
button3.style.position = "fixed";
button3.style.top = "0px";
button3.style.right = "80px";
button3.style.backgroundColor = "rgba(0,0,0,0)";
button3.style.color = "white";
button3.style.border = "none";
button3.style.borderRadius = "0 0 10px 10px";
button3.style.cursor = "pointer";
button3.style.width = "25px";
button3.style.height = "20px";
// 定义背景色
const yellowStyle = `#f0d8b9`;
// 添加鼠标悬停事件
button3.addEventListener("mouseenter", () => {
button3.style.background = yellowStyle; // 鼠标悬停时显示黄色
});
// 添加鼠标离开事件
button3.addEventListener("mouseleave", () => {
button3.style.background = "transparent"; // 鼠标离开时恢复透明背景
});
document.body.appendChild(button3);
// 按钮点击事件处理
button3.addEventListener("click", () => {
if (styleAppliedLight) {
styleAppliedLight = false;
// 移除样式
document.head.removeChild(styleElementLight);
if (styleAppliedDark) {
styleAppliedDark = false;
document.head.removeChild(styleElementDark);
}
} else {
styleAppliedLight = true;
// 添加样式
document.head.appendChild(styleElementLight);
if (styleAppliedDark) {
styleAppliedDark = false;
document.head.removeChild(styleElementDark);
}
}
});
}
function greenFontStyle() {
const customCSS = `
*{
font-family: Segoe UI, Segoe UI Variable Text, -apple-system, BlinkMacSystemFont, Helvetica Neue, Helvetica, Arial, sans-serif !important;
/* font-family: Arial, sans-serif !important; */
}
`;
// 创建并添加浮动按钮
const button5 = document.createElement("button");
button5.textContent = "";
button5.style.position = "fixed";
button5.style.top = "0px";
button5.style.right = "110px";
button5.style.backgroundColor = "rgba(0,0,0,0)";
button5.style.color = "black";
button5.style.border = "none";
button5.style.borderRadius = "0 0 10px 10px";
button5.style.cursor = "pointer";
button5.style.width = "25px";
button5.style.height = "20px";
button5.style.content = "F";
// 定义背景色
const greenStyle = `#0F5D2A`;
// 添加鼠标悬停事件
button5.addEventListener("mouseenter", () => {
button5.style.background = greenStyle; // 鼠标悬停时显示黄色
});
// 添加鼠标离开事件
button5.addEventListener("mouseleave", () => {
button5.style.background = "transparent"; // 鼠标离开时恢复透明背景
});
document.body.appendChild(button5);
// 当前是否已应用自定义样式
let styleApplied = false;
// 创建 <style> 标签
const styleElement = document.createElement("style");
styleElement.textContent = customCSS;
//document.head.appendChild(styleElement);
// 按钮点击事件处理
button5.addEventListener("click", () => {
if (styleApplied) {
// 移除样式
document.head.removeChild(styleElement);
styleApplied = false;
} else {
// 添加样式
document.head.appendChild(styleElement);
styleApplied = true;
}
});
}
function p() {
// CSS 样式内容
const customCSS = `
p,li,strong,a{
margin-top: 0 !important;
margin-bottom: 0 !important;
font-size: 15px !important;
line-height: 27px !important;
padding-top:0px !important;
padding-bottom:0px !important;
}
ul,ol{
margin: 10px 0 !important;
padding-top:0px !important;
padding-bottom:0px !important;
}
h1,h2,h3,h4,h5,h6{
margin: 10px 0 !important;
padding-top:0px !important;
padding-bottom:0px !important;
}
img{
margin-top: 10px !important;
margin-bottom: 10px !important;
}
p,div,span,a,figure,meta{
img{
max-height: 400px !important;
padding-top:0px !important;
padding-bottom:0px !important;
}
}
`;
// 创建并添加浮动按钮
const button4 = document.createElement("button");
button4.textContent = "";
button4.style.position = "fixed";
button4.style.top = "0px";
button4.style.right = "140px";
button4.style.backgroundColor = "rgba(0,0,0,0)";
button4.style.color = "black";
button4.style.border = "none";
button4.style.borderRadius = "0 0 10px 10px";
button4.style.cursor = "pointer";
button4.style.width = "25px";
button4.style.height = "20px";
button4.style.content = "P";
// 定义背景色
const yellowStyle = `#5DC3D7`;
// 添加鼠标悬停事件
button4.addEventListener("mouseenter", () => {
button4.style.background = yellowStyle; // 鼠标悬停时显示黄色
});
// 添加鼠标离开事件
button4.addEventListener("mouseleave", () => {
button4.style.background = "transparent"; // 鼠标离开时恢复透明背景
});
document.body.appendChild(button4);
// 当前是否已应用自定义样式
let styleApplied = false;
// 创建 <style> 标签
const styleElement = document.createElement("style");
styleElement.textContent = customCSS;
//document.head.appendChild(styleElement);
// 按钮点击事件处理
button4.addEventListener("click", () => {
if (styleApplied) {
// 移除样式
document.head.removeChild(styleElement);
styleApplied = false;
} else {
// 添加样式
document.head.appendChild(styleElement);
styleApplied = true;
}
});
}
colorfulTab();
deepBlue();
yellow();
greenFontStyle();
p();
})();