3 回答

TA貢獻(xiàn)1951條經(jīng)驗(yàn) 獲得超3個(gè)贊
我最終找到了一種方法,通過添加一個(gè)內(nèi)部容器并在兩者上使用溢出,在沒有滾動(dòng)條的情況下做我想做的事情。
.pushmenu {
background: #444;
text-align: center;
font-family: Tahoma, Geneva, sans-serif;
width: 300px;
height: 100%;
top: 0;
z-index: 1000;
position: fixed;
overflow: hidden;
}
.pushmenu_inner{
width: 100%;
height: 99%;
overflow: auto;
padding-right: 15px;
}

TA貢獻(xiàn)1789條經(jīng)驗(yàn) 獲得超8個(gè)贊
有一個(gè)名為 overflow 的 CSS 屬性,它控制超出可用空間時(shí)的內(nèi)容。將其設(shè)置為自動(dòng)會自動(dòng)添加一個(gè)滾動(dòng)條。
pushmenu {
background: #444;
text-align: center;
font-family: Tahoma, Geneva, sans-serif;
width: 300px;
height: 100%;
top: 0;
z-index: 1000;
position: fixed;
overflow: auto;
}

TA貢獻(xiàn)1828條經(jīng)驗(yàn) 獲得超3個(gè)贊
您可以使用此代碼
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<title>demo</title>
<style type="text/css">
body {
margin: 0;
}
.pushmenu {
background: #444;
text-align: center;
font-family: Tahoma, Geneva, sans-serif;
width: 300px;
height: 100%;
top: 0;
z-index: 1000;
position: fixed;
overflow: hidden;
}
.main {
width: 100%;
height: 100%;
overflow: auto;
}
.pushmenu h3 {
color: #f1f1f1;
font-size: 1.3em;
font-weight: 400;
padding: 15px 25px;
margin: 0;
background: #333;
height: 16px;
}
.links {
list-style-type: none;
padding: 0;
margin: 0 0 0 25%;
width: 50%;
}
.links li {
margin-top: 30px;
}
.links li a {
position: relative;
display: block;
color: #f1f1f1;
font-size: 1.3em;
font-weight: 400;
text-decoration: none;
padding: 14px;
}
.links li a:after {
content: '';
display: block;
position: absolute;
left: 20px;
bottom: -5px;
width: 0;
height: 4px;
background-color: #f1f1f1;
-webkit-transition: width 0.3s ease;
-moz-transition: width 0.3s ease;
transition: width 0.3s ease;
}
.links li a:hover:after {
width: 70%;
}
.links li a:active {
color: #dbdbdb;
}
.pushmenu-left {
left: -150px;
}
.pushmenu-left.pushmenu-open {
left: 0;
}
.pushmenu-push {
overflow-x: hidden;
position: relative;
left: 0;
}
.pushmenu-push-toright {
left: 300px;
}
.pushmenu,
.pushmenu-push {
-webkit-transition: all 0.5s ease;
-moz-transition: all 0.5s ease;
transition: all 0.5s ease;
}
</style>
</head>
<body class="pushmenu-push">
<nav class="pushmenu pushmenu-left main">
<ul class="links">
<li><a href="index">Home</a></li>
<li><a href="#">About Us</a></li>
<li><a href="#">Missions</a></li>
<li><a href="#">Partners</a></li>
<li><a href="#">Events</a></li>
<li><a href="#">Contact</a></li>
<li><a href="#">Give</a></li>
<li><a href="index">Home</a></li>
<li><a href="#">About Us</a></li>
<li><a href="#">Missions</a></li>
<li><a href="#">Partners</a></li>
<li><a href="#">Events</a></li>
<li><a href="#">Contact</a></li>
<li><a href="#">Give</a></li>
</ul>
</nav>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
<script type="text/javascript">
$(document).ready(function() {
$menuLeft = $('.pushmenu-left');
$nav_list = $('#nav_list');
$nav_list.click(function() {
$(this).toggleClass('active');
$('.pushmenu-push').toggleClass('pushmenu-push-toright');
$menuLeft.toggleClass('pushmenu-open');
});
});
</script>
</body>
</html>
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