自己的脚本

// ==UserScript==
// @name         简书清爽界面
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  简书侧边栏目录，点击收起目录按钮切换显示和隐藏目录列表，支持滚动。
// @author       朴炯文
// @match        http://www.jianshu.com/p/*
// @match        https://www.jianshu.com/p/*
// @grant        none
// @require      http://code.jquery.com/jquery-latest.js
// ==/UserScript==
(function () {
    'use strict';

    $('body').append(
        '<div class="sxzy shang" style="width:20px;height:20px;background-color:lightblue;font-size:16px;position: fixed;left: 0;top: 70px;">上</div>'
        +
        '<div class="sxzy xia" style="width:20px;height:20px;background-color:lightblue;font-size:16px;position: fixed;left: 0;top: 91px;">下</div>'
        +
        '<div class="sxzy zuo" style="width:20px;height:20px;background-color:lightgray;font-size:16px;position: fixed;left: 0;top: 112px;">导</div>'
    );
      $("#__next > header + div").css("background-color", "#fcfaf2");
    $("#__next > header + div > div > div > .ouvJEz").css("background-color", "#fcfaf2");
    $(".sxzy").css("display", "flex");
    $(".sxzy").css("justify-content", "center");
    $(".sxzy").css("align-items", "center");
    $(".shang").css("background-color", "lightgray");
    $(".xia").css("background-color", "lightgray");
    $(".sxzy").hover(function () {
        $(".sxzy").css("cursor", "pointer");
    });
    $("footer").css("display", "none");
    $("header").css("display", "none");
    $(".shang").click(function () {
        var v1 = ($("header").css("display"));
        if (v1 == "block") {
            $("header").css("display", "none");
            $(".shang").css("background-color", "lightgray");
        } else {
            $("header").css("display", "block");
            $(".shang").css("background-color", "lightblue");
        }
    });
    $(".xia").click(function () {
        var v1 = ($("footer").css("display"));
        if (v1 == "block") {
            $("footer").css("display", "none");
            $(".xia").css("background-color", "lightgray");
        } else {
            $("footer").css("display", "block");
            $(".xia").css("background-color", "lightblue");
        }
    });
    $(".zuo").click(function () {
        var v3 = ($(".my-space").css("visibility"));
        if (v3 == "hidden") {
            $(".my-space").css("visibility", "visible");
            $(".zuo").css("background-color", "lightblue");
        } else {
            $(".my-space").css("visibility", "hidden");
            $(".zuo").css("background-color", "lightgray");
        }
    });
    $('body').append(
        '<div class="my-space" style="visibility:hidden;z-index:999;;width: 96%;height: 80vh;position: fixed;left: 2%;top: 10vh;background-color:lightblue;overflow-x:auto;overflow-y:auto;"></div>'
    );

    var titles = $('body').find('h1,h2,h3,h4,h5,h6').slice(1);
    console.log(titles);
    var i = 0;
    //var a = new Array();
    var last = '';
    var now = '';
    var temp = '';
    var res = '';
    var removeList = [];
    titles.each(function (index, el) {


        var classLen;
        var myClassName;
        try {
            myClassName = el.attributes.class.nodeValue;
            classLen = myClassName.length;
        } catch (err) {
            classLen = 0;
        }
        if (classLen != 0) {
            if (myClassName != "_1RuRku") {
               removeList.push(index);
            }
        }

        var myTitle = el.textContent;
        var nodeName = parseInt(el.nodeName.split("")[1]);

        $('.my-space').append(
            '<div class="myNodeClass" id="myNode'
            +
            index
            +
            '" style="padding-left:'
            +
            (nodeName - 1) * 20
            +
            'px">'
            +
            myTitle
            +
            '</div>'
        );

        $("#" + "myNode" + index).click(function () {
            $(".my-space").css("visibility", "hidden");
            $(".zuo").css("background-color", "lightgray");
            $("html,body").animate({scrollTop: $("#" + "mwrz" + index).offset().top}, 500);
        });
    });
    for (var j = 0; j <removeList.length ; j++) {
        $('.my-space #myNode'+removeList[j]).remove();
    }
    $(".myNodeClass").hover(function () {
        $(".myNodeClass").css("cursor", "pointer");
    });
    titles.each(function (index, el) {

        now = el.tagName.slice(-1);

        $(this).attr('id', 'mwrz' + i);
        i += 1;

        var t = '<li><a href="#'
            + $(this).attr('id')
            + '">'
            + $(this).text()
            + '</a>';

        var head = '';
        var tail = '';
        if (last == '') {
            res += t;
        } else if (last < now) { // 层级更深
            temp += ('<ul class="nav nav-stacked">' + t + '</li>');
        } else if (last > now) {
            res += (temp + '</ul></li>');
            temp = t;
        } else {
            temp += (t + '</li>');
        }

        last = now;
    }); // 构造ul,li列表



    $('._3Pnjry').css("widht", "0");
    $('._3Pnjry').css("height", "0");
    $('._3Pnjry').css("overflow", "hidden");
    $('._2OwGUo').css("display", "none");


    $('._3VRLsv').css("width", "96%");
    $('._gp-ck').css("width", "100%");
    $('._gp-ck').css("word-wrap", "break-word");

    $('.my-space').css("padding", "5px 10px 5px 10px");

    $('.my-space .QxT4hD').remove();
})();