我是网站设计的初学者，刚开始设计自己的网站时遇到了问题。我是一名平面设计师，设计了一个我想要网站外观的模型。我完成了大部分工作，除了我坚持的这一部分之外，将
将h1和h2的宽度设置为100％。这样，它们将在其高度填充整个包含元素。
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link href="testtry.css" rel="stylesheet" type="text/css">
<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>testtry</title>
</head>
<body>
<!--Topbar-->
<div class="topbar">
<ul class="topbar">
<img src="Images/phone.png" alt="Call me at" class="phone">
<li class="topbar topbartext">416-948-2164</li>
<img src="mail1.png" alt="Email me at" class="mail">
<li class="hotmail"><a href="">[email protected]</a></li>
</ul>
</div>
<!--Navbar Responsive-->
<div class="Navcontainer">
<nav class="navbar navbar-expand-lg navbar-light">
<a href="#"><img src="Logo1.png" alt="Micaela Butron Logo" class="logo"></a>
<h1 class="logotext">
I'm Micaela Butron.
<span>an <span>Urban Designer</span>, + Graphic Designer.</span>
</h1>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav ml-lg-auto">
<li class="nav-item active"><a class="nav-link active" href="#">Home</a></li>
<li class="nav-item active"><a class="nav-link active" href="#">Resume</a></li>
<li class="nav-item active"><a class="nav-link active" href="#">Portfolio</a></li>
<li class="nav-item active"><a class="nav-link active" href="#">Contact</a></li>
</ul>
</div>
</nav>
</div>
<!--VideoSection-->
<div class="section">
<div>
<h1>Micaela <span>Butron</span></h1>
</div>
<hr>
<span class="line"></span>
<h2>Designer</h2>
<div class="video-container">
<video autoplay loop muted>
<source src="Images/Videos/Video.mp4" type="video/mp4">
</video>
</div>
</div>
<!--Bootstrap Javascript Link-->
<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>
</body>
</html>