複数のスライダーを実装させたい。

前提・実現したいこと

ページ内に複数のスライダーを実装させたい。

発生している問題・エラーメッセージ

１つ目のスライドショーはスライダーが実装されているが、
２つ、３つめは実装されない。

具体的には
スライドショーのlistタグを囲んでいるdivタグのwidthが
１つ目のスライダー　➡︎　２８８０px
２、３枚目　　　　　➡︎　０px

スライドショーのlistタグのwidthが
１つ目のスライダー　➡︎　３２０px
２、３枚目　　　　　➡︎　０px

上記の2点を修正したいが、どうすればいいのが分からないです。

該当のソースコード

HTML
1<!DOCTYPE html>
2<html lang="ja">
3  <head>
4    <meta charset="UTF-8">
5    <meta name="viewport" content="width=device-width, initial-scale=1.0">
6    <link rel="stylesheet" href="css/slick-theme.css">
7    <link rel="stylesheet" href="css/slick.css">
8    <link rel="stylesheet" href="css/style.css">
9    <title>jissen</title>
10    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
11</head>
12<body>
13
14<!-- voice -->
15<section class="voice" id="voice">
16<div class="voice-inner">
17  <div class="voice-top">
18    <ul class="voice-list tab">
19      <li class="voice-item active"><a class="voice-item-btn" href="#tab1">WEB制作コース</a></li>
20      <li class="voice-item"><a class="voice-item-btn" href="#tab2">Comming Soon</a></li>
21      <li class="voice-item"><a class="voice-item-btn" href="#tab3">Comming Soon</a></li>
22    </ul>
23  </div>
24
25
26<div class="voice-content active-content" id="tab1">
27    <div class="voice-block">
28      <ul class="voice-wrap slider">      
29        <li class="voice-box">
30          <div class="voice-icon">
31            <img src="img/男性アイコン.svg" alt="男性アイコン">
32            <p class="voice-name">20代男性</p>
33          </div>
34          <div class="voice-txt">
35            <p class="voice-txts">WEB制作コース。<br class="voice-br">ダミーテキストダミーテキスト。ダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミー<span class="voice-txts-sub">テキストダミーテキスト</span></p>
36          </div>
37        </li>
38        <li class="voice-box">
39          <div class="voice-icon">
40            <img src="img/女性アイコン.svg" alt="女性アイコン">
41            <p class="voice-name">20代女性</p>
42          </div>
43          <div class="voice-txt">
44            <p class="voice-txts">WEB制作コース。<br class="voice-br">ダミーテキストダミーテキスト。ダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミー<span class="voice-txts-sub">テキストダミーテキスト</span></p>
45          </div>
46        </li>        
47        <li class="voice-box">
48          <div class="voice-icon">
49            <img src="img/男性アイコン.svg" alt="男性アイコン">
50            <p class="voice-name">40代男性</p>
51          </div>
52          <div class="voice-txt">
53            <p class="voice-txts">WEB制作コース。<br class="voice-br">ダミーテキストダミーテキスト。ダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミー<span class="voice-txts-sub">テキストダミーテキスト</span></p>
54          </div>
55        </li>
56        <li class="voice-box">
57          <div class="voice-icon">
58            <img src="img/女性アイコン.svg" alt="女性アイコン">
59            <p class="voice-name">30代女性</p>
60          </div>
61          <div class="voice-txt">
62            <p class="voice-txts">WEB制作コース。<br class="voice-br">ダミーテキストダミーテキスト。ダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミーテキストダミー<span class="voice-txts-sub">テキストダミーテキスト</span></p>
63          </div>
64        </li>
65      </ul>
66    </div>    
67  </div>     
68<div class="voice-content" id="tab2">
69  <div class="voice-block">
70    <ul class="voice-wrap slider">      
71      <li class="voice-box">
72        <div class="voice-icon">
73          <img src="img/男性アイコン.svg" alt="男性アイコン">
74          <p class="voice-name-sub">Comming Soon</p>
75        </div>
76        <div class="voice-txt">
77          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
78        </div>
79      </li>
80      <li class="voice-box">
81        <div class="voice-icon">
82          <img src="img/男性アイコン.svg" alt="男性アイコン">
83          <p class="voice-name-sub">Comming Soon</p>
84        </div>
85        <div class="voice-txt">
86          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
87        </div>
88      </li>        
89      <li class="voice-box">
90        <div class="voice-icon">
91          <img src="img/男性アイコン.svg" alt="男性アイコン">
92          <p class="voice-name-sub">Comming Soon</p>
93        </div>
94        <div class="voice-txt">
95          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
96        </div>
97      </li>
98      <li class="voice-box">
99        <div class="voice-icon">
100          <img src="img/男性アイコン.svg" alt="男性アイコン">
101          <p class="voice-name-sub">Comming Soon</p>
102        </div>
103        <div class="voice-txt">
104          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
105        </div>
106      </li>
107    </ul>
108  </div>    
109</div>    
110<div class="voice-content" id="tab3">
111  <div class="voice-block">
112    <ul class="voice-wrap slider">      
113      <li class="voice-box">
114        <div class="voice-icon">
115          <img src="img/女性アイコン.svg" alt="女性アイコン">
116          <p class="voice-name-sub">Comming Soon</p>
117        </div>
118        <div class="voice-txt">
119          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
120        </div>
121      </li>
122      <li class="voice-box">
123        <div class="voice-icon">
124          <img src="img/女性アイコン.svg" alt="女性アイコン">
125          <p class="voice-name-sub">Comming Soon</p>
126        </div>
127        <div class="voice-txt">
128          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
129        </div>
130      </li>        
131      <li class="voice-box">
132        <div class="voice-icon">
133          <img src="img/女性アイコン.svg" alt="女性アイコン">
134          <p class="voice-name-sub">Comming Soon</p>
135        </div>
136        <div class="voice-txt">
137          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
138        </div>
139      </li>
140      <li class="voice-box">
141        <div class="voice-icon">
142          <img src="img/女性アイコン.svg" alt="女性アイコン">
143          <p class="voice-name-sub">Comming Soon</p>
144        </div>
145        <div class="voice-txt">
146          <p class="voice-txts">Comming Soon.<br class="voice-br">Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.Comming Soon.<span class="voice-txts-sub">Comming Soon.</span></p>
147        </div>
148      </li>
149    </ul>
150  </div>    
151</div>  
152</div>
153</section>
154<!-- /voice -->
155
156<script src="js/slick.min.js"></script>
157<script src="js/main.min.js"></script>
158<script src="js/javascript.js"></script>
159</body>
160</html>