JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
    <link href="css/style.css" rel="stylesheet" type="text/css" />
    <link href="/WeaponStore/trackbar/jQuery/trackbar.css" rel="stylesheet" type="text/css" />
    <script type="text/javascript" src="js/jquery.js"></script>
    <script type="text/javascript" src="js/script.js"></script>
    <title>Test - Menu</title>
</head>
<body>
<div class="menu-block">
<ul>
    <li>
        <a id ="first" href="#" alt="">Сделать ставку</a>
        <ul class="category-section">
            <li><a class="sublink" href="#" alt=""><img class="pointer-img" src="img/1.png"  alt="1"/>Подкатегория</a>
                <ul class="second-section">
                    <li><a href="#" alt="">Подкатегория 2-го уровня</a></li>
                    <li><a href="#" alt="">Подкатегория active</a></li>
                </ul>
            </li>
        </ul>
    </li>
    <li>
        <a href="#" alt="">Результаты матчей</a>
        <ul class="category-section">
            <li><a class="sublink" href="#" alt=""><img class="pointer-img" src="img/1.png" alt="1"/>Подкатегория</a>
                <ul class="second-section">
                    <li><a href="#" alt="">Подкатегория 2-го уровня</a></li>
                    <li><a href="#" alt="">Подкатегория active</a></li>
                </ul>
            </li>
            <li><a class="sublink" href="#" alt=""><img class="pointer-img" src="img/1.png" alt="1"/>Подкатегория</a>
                <ul class="second-section">
                    <li><a href="#" alt="">Подкатегория 2-го уровня</a></li>
                    <li><a href="#" alt="">Подкатегория active</a></li>
                </ul>
            </li>
        </ul>
    </li>
    <li>
        <a href="#" alt="">Правила</a>
        <ul class="category-section">
            <li><a class="sublink" href="#" alt=""><img class="pointer-img" src="img/1.png" alt="1"/>Подкатегория</a>
                <ul...

CSS

a{
    text-decoration: none;
}
.menu-block{
    width:240px;
    height: auto;
    border:2px solid black;
    border-radius:6px;
    box-shadow:0px 1px 12px 3px rgba(0, 0, 0, 0.95);
    margin: 5% 0 0 5%;
}
.menu-block>ul{
    margin: 0;
    padding: 0;
}
.menu-block >ul>li{
    list-style-type: none;
    border-bottom:2px solid black;
}
#first{
    border-radius:3px 3px 0px 0px;
}
#last{
    border-bottom:none;
    overflow: hidden;
    border-radius:0 0 3px 3px;
}
.menu-block >ul>li>a{
    border-top:2px solid #757881;
    font:16px Verdana;
    color: #f4f6fa;
    background: linear-gradient(to top, #3a3d47, #4d505a);
    text-shadow: 0px 1px 0px rgba(0, 0, 0, 0.5);
    display: block;
    padding-left: 15%;
    padding-top: 10px;
    padding-bottom: 13px;
}
.menu-block >ul>li>a:hover{
    border-top:2px solid #a5ba47;
    background: linear-gradient(to top, #58641c, #95a52c);
    cursor:pointer;
}
.menu-block >ul>li>a.active{
    background: linear-gradient(to top, #58641c, #95a52c);
    border-top:2px solid #a5ba47;
    box-shadow:inset 0px 1px 9px 1px rgba(50, 50, 50, 0.55);
}
.category-section{
    background-color: #2d3239;
    display: none;
}
.category-section>li{
    list-style-type: none;
}
.category-section>li>a{
     font:14px Verdana;
     color:#b0ce13;
     display: block;
     margin-left:14px;
     padding-top:7px;
 }
.category-section>li>a:hover{
    cursor:pointer;
}
.pointer-img{
    position: absolute;
    margin-left: -15px;
    margin-top: 5px;
    border: none;
    display: block;
}
.second-section{
    display: none;
    margin-left: -10px;
    margin-top: 4px;
}
.second-section >li{
   list-style-type: disc;
    color:#708409;
}
.second-section>li>a{
    font:14px Verdana;
    color:#708409;
    display: block;
    padding-bottom: 7px;
}
.second-section >li:hover{
    color:#cfd0d1;
    cursor:pointer;
}
.second-section>li:active{
    color:#cfd0d1;
}
.second-section>li>a:hover{
    color:#cfd0d1;
   ...

JavaScript

$(document).ready(function() {
    $('.pointer-img').css('opacity', 0.1);
    $('.menu-block >ul>li>a').click(function(){
        if($(this).attr('class') != 'active'){
            $('.menu-block >ul >li>ul').slideUp(400);
            $(this).next().slideToggle(400);
            $('.menu-block > ul > li >a').removeClass('active');
            $(this).addClass('active');
            $('.menu-block >ul >li>ul>li>a>img').stop().fadeTo('slow', 1);
        }
        else{
            $('.menu-block > ul > li >a').removeClass('active');
            $('.menu-block > ul > li >ul').slideUp(400);
            $('.menu-block >ul >li>ul>li>a>img').stop().fadeTo('slow', 0,1);
        }
    });
    (function(){
        var showed = false;
    $('.sublink').click(function(){
        if(showed){
            showed =false;
            $(this).next().slideUp(400);
            $(this).find('img').css('transform','rotate(0deg)');
        }else{
            showed = true;
            $(this).next().slideDown(400);
            $(this).find('img').css('transform','rotate(90deg)');
        }
    })
    })();

});