如何使用 Material 设计将按钮放置在图中所示的位置？
这是 index.html 模板上的代码。
<html>
<head>
{% load staticfiles %}
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="description" content="A front-end template that helps you build fast, modern mobile web apps.">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- Add to homescreen for Chrome on Android -->
<meta name="mobile-web-app-capable" content="yes">
<link rel="icon" href="{% static 'img/book_icon.png' %}">
{% block title %}
<title>Bookstore</title>
{% endblock title %}
<!-- Add to homescreen for Safari on iOS -->
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<meta name="apple-mobile-web-app-title" content="Material Design Lite">
<link rel="apple-touch-icon-precomposed" href="images/ios-desktop.png">
<!-- Tile icon for Win8 (144x144 + tile color) -->
<meta name="msapplication-TileImage" content="images/touch/ms-touch-icon-144x144-precomposed.png">
<meta name="msapplication-TileColor" content="#3372DF">
<!-- SEO: If your mobile URL is different from the desktop URL, add a canonical link to the desktop page https://developers.google.com/webmasters/smartphone-sites/feature-phones -->
<!--
<link rel="canonical" href="http://www.example.com/">
-->
<link href='//fonts.googleapis.com/css?family=Roboto:regular,bold,italic,thin,light,bolditalic,black,medium&lang=en' rel='stylesheet' type='text/css'>
<link href="https://fonts.googleapis.com/icon?family=Material+Icons"
rel="stylesheet">
<link rel="stylesheet" href="{% static "css/material.min.css" %}">
<link rel="stylesheet" href="{% static "css/styles.css" %}">
<style>
#view-source {
position: fixed;
display: block;
right: 0;
bottom: 0;
margin-right: 40px;
margin-bottom: 40px;
z-index: 900;
}
</style>
</head>
<body>
<div class="demo-layout mdl-layout mdl-layout--fixed-header mdl-js-layout mdl-color--grey-100">
<header class="demo-header mdl-layout__header mdl-layout__header--scroll mdl-color--grey-100 mdl-color-text--grey-800">
<div class="mdl-layout__header-row">
<span class="mdl-layout-title">Bookstore</span>
<div class="mdl-layout-spacer"></div>
<div class="mdl-textfield mdl-js-textfield mdl-textfield--expandable">
<label class="mdl-button mdl-js-button mdl-button--icon" for="search">
<i class="material-icons">search</i>
</label>
<div class="mdl-textfield__expandable-holder">
<input class="mdl-textfield__input" type="text" id="search" />
<label class="mdl-textfield__label" for="search">Enter your query...</label>
</div>
</div>
</div>
</header>
<div class="demo-ribbon"></div>
<main class="demo-main mdl-layout__content">
<div class="demo-container mdl-grid">
<div class="mdl-cell mdl-cell--2-col mdl-cell--hide-tablet mdl-cell--hide-phone"></div>
<div class="demo-content mdl-color--white mdl-shadow--4dp content mdl-color-text--grey-800 mdl-cell mdl-cell--8-col">
<div class="demo-crumbs">
<button class="mdl-button mdl-js-button mdl-button--fab mdl-js-ripple-effect mdl-button--colored mdl-shadow--4dp mdl-color--accent" id="add">
<i class="material-icons" role="presentation">add</i>
<span class="visuallyhidden">Add</span>
</button>
</div>
<!-- <div class="demo-crumbs mdl-color-text--grey-500">
Google > Material Design Lite > How to install MDL
</div> -->
<h3>Welcome to the Bookstore</h3>
<p>Bookstore App example.</p>
<h3>Bem vindo a Livraria</h3>
<p>Exemplo de uma aplicação de uma Livraria.</p>
</div>
</div>
<footer class="demo-footer mdl-mini-footer">
<div class="mdl-mini-footer--left-section">
<ul class="mdl-mini-footer--link-list">
<li><a href="#">Bookstore 2015</a></li>
</ul>
</div>
</footer>
</main>
</div>
<a href="https://github.com/google/material-design-lite/blob/master/templates/article/" target="_blank" id="view-source" class="mdl-button mdl-js-button mdl-button--raised mdl-js-ripple-effect mdl-color--accent mdl-color-text--accent-contrast">Fork on GitHub</a>
<script src="{% static "js/material.min.js" %}"></script>
</body>
</html>
样式.css
这是 Material 设计的 css 样式。
.demo-ribbon {
width: 100%;
height: 40vh;
background-color: #3F51B5;
background: url(../img/background.jpg) no-repeat center center scroll;
-webkit-flex-shrink: 0;
-ms-flex-negative: 0;
flex-shrink: 0;
}
.demo-main {
margin-top: -35vh;
-webkit-flex-shrink: 0;
-ms-flex-negative: 0;
flex-shrink: 0;
}
.demo-header .mdl-layout__header-row {
padding-left: 40px;
}
.demo-container {
max-width: 1600px;
width: calc(100% - 16px);
margin: 0 auto;
}
.demo-content {
border-radius: 2px;
padding: 80px 56px;
margin-bottom: 80px;
}
.demo-layout.is-small-screen .demo-content {
padding: 40px 28px;
}
.demo-content h3 {
margin-top: 48px;
}
.demo-footer {
padding-left: 40px;
}
.demo-footer .mdl-mini-footer--link-list a {
font-size: 13px;
}
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最佳答案
在持有 FAB 的卡片的 CSS 中，放置:
position: relative;
overflow: visible;
在 FAB 的 CSS 中，放置:
position: absolute;
right: 5px;
top: -25px;
您可能需要对响应能力进行一些小的调整(我对网络开发还很陌生)，但这会让您入门。
关于html - 位置按钮 Material 设计，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/34101329/