问题描述
在下面的示例代码中，页脚覆盖了正文内容。
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Website</title>
<meta name="viewport" content="width=device-width,initial-scale=1.0">
<link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.5.1.min.js" integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0=" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js" integrity="sha384-OgVRvuATP1z7JjHLkuOU7Xw704+h835Lr+6QL9UvYjZE3Ipu6Tp75j7Bh/kR0JKI" crossorigin="anonymous"></script>
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.12.0-2/css/all.min.css" rel="stylesheet">
<style>
body {
min-height: 100vh;
position: relative;
}
.footer {
position: absolute;
bottom: 0;
left: 0;
right: 0;
}
</style>
</head>
<body>
<nav class="navbar sticky-top navbar-expand-lg navbar-light bg-light self-navbar text-light">
<a class="navbar-brand" href="http://localhost/project/new_version/"><img src="" alt="Website" title="Website" width="30" height="30" loading="lazy" /> Website</a>
<ul class="navbar-nav self-first-ul">
Slogan
</ul>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav ml-auto self-second-ul">
<li class="nav-item"><a class="nav-link" target="_blank" href="https://wa.me/919595951111"><i class="fab fa-whatsapp"></i> 9595951111</a></li>
<li class="nav-item"><a class="nav-link" href="mailto:[email protected]"><i class="far fa-envelope"></i> [email protected]</a></li>
<li class="nav-item"><a class="nav-link" href="tel:9595950000"><i class="fas fa-mobile-alt"></i> 9595950000</a></li>
</ul>
</div>
</span>
</nav>
<div class="container p-3 bg-white rounded">
<div id="carouselExampleIndicators" class="carousel slide carousel-fade d-none d-md-block d-lg-none" data-ride="carousel">
<div class="carousel-inner">
<div class="carousel-item ">
<div class="row">
<div class="col-md-4">
<div class="card text-white bg-primary">
<div class="card-body">
<h5 class="card-title">C6</h5>
<p class="card-text">00</p>
</div>
</div>
</div>
<div class="col-md-4">
<div class="card text-white bg-primary">
<div class="card-body">
<h5 class="card-title">C8</h5>
<p class="card-text">00</p>
</div>
</div>
</div>
<div class="col-md-4">
<div class="card text-white bg-primary">
<div class="card-body">
<h5 class="card-title">C5</h5>
<p class="card-text">00</p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<br /><br />
<div class="row">
<label for="Number">Search your transaction here <i class="far fa-hand-point-down far-blink"></i></label>
<div class="input-group mb-3">
<input type="text" class="form-control" placeholder="Search" aria-label="Number" aria-describedby="basic-addon2" id="number" name="srch_num">
<div class="input-group-append">
<input type="submit" class="btn btn-success" id="submit-addon2" value="Search" />
</div>
</div>
</div>
<p><a href="http://localhost/project/new_version/how2search" target="_blank">How to search specific transaction?</a></p>
</div>
<footer class="footer bg-primary">
<div class="container">
<div class="row">
<div class="col-md-4">
<h3>Company Name</h3>
<p>Some text to be shown. This will be a paragraph. Some text to be shown. This will be a paragraph. Some text to be shown. This will be a paragraph. Some text to be shown. This will be a paragraph. Some text to be shown. This will be a paragraph.
Some text to be shown. This will be a paragraph.</p>
</div>
<div class="col-md-3 ml-auto">
<h3>Links</h3>
<ul class="list-unstyled footer-links">
<li><a href="#home-section">Home</a></li>
<li><a href="#category-section">Categories</a></li>
<li><a href="#contact-section">Contact Us</a></li>
<li><a href="about.php">About Us</a></li>
<li><a href="tnc.php">Terms & Conditions</a></li>
<li><a href="refund_policy.php">Refund Policy</a></li>
</ul>
</div>
<div class="col-md-4">
<h3>Dial Sales & Support</h3>
<p><i class="fa fa-phone" aria-hidden="true"></i> <a class="dial_link" href="tel:'.$website_phone.'" title="Dial '.$website_phone.'"> '.$website_phone.'</a></p>
<p><i class="fa fa-mobile" aria-hidden="true"></i> <a class="dial_link" href="tel:'.$website_mobile.'" title="Dial '.$website_mobile.'">'.$website_mobile.'</a></p>
<p><i class="fa fa-mobile" aria-hidden="true"></i> <a class="dial_link" href="https://wa.me/91'.$website_wamobile.'" title="Whatsapp '.$website_wamobile.'">'.$website_wamobile.'</a></p>
<p><i class="fa fa-envelope" aria-hidden="true"></i> <strong></strong><a href="mailto:'.$website_email.'"> '.$website_email.'</a></p>
<p><i class="fa fa-calendar-check-o" aria-hidden="true"></i><strong></strong> Monday to Saturday</p>
<p><i class="fa fa-clock-o" aria-hidden="true"></i> <strong></strong> 10am to 6pm</p>
</div>
</div>
<div class="row pt-5 text-center">
<div class="col-md-12">
<div class="border-top pt-5">
<p>
Website Slogan
</p>
</div>
</div>
</div>
</div>
</footer>
</body>
</html>我真正想要的是，页脚应始终位于底部。就像如果正文内容很长（可滚动），则页脚应排在最后。但是如果内容很少，则以一两行结尾的页脚应该在底部。之后没有空格了。
解决方法
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