回答編集履歴
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code添付忘れ
answer
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@@ -1,3 +1,281 @@
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js/common.jsやcss/white.cssは添付のものだけでよろしいでしょうか?
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もしそうなら、html内に記述してやることで、サブメニューは出てきますね?
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リンクの問題でしょうか?
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リンクの問題でしょうか?
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javascriptを読むタイミングを最後にしてみました。
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```html,css,javascript
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<!DOCTYPE html>
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<html lang="ja">
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<head>
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<meta charset="utf-8">
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<title>test</title>
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<meta name="keywords" content="" />
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<meta name="description" content="" />
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<link rel="stylesheet" type="text/css" href="css/white.css" />
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<script src="js/common.js"></script>
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</head>
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<body>
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<nav role="navigation" class="nav">
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<ul class="nav-items">
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<li class="nav-item">
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<a href="#" class="nav-link"><span>Home</span></a>
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</li>
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<li class="nav-item dropdown">
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<a href="#" class="nav-link"><span>Products</span></a>
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<nav class="submenu">
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<ul class="submenu-items">
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<li class="submenu-item"><a href="#" class="submenu-link">Product #1</a></li>
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<li class="submenu-item"><a href="#" class="submenu-link">Product #2</a></li>
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<li class="submenu-item"><a href="#" class="submenu-link">Product #3</a></li>
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</ul>
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</nav>
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</li>
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<li class="nav-item">
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<a href="#" class="nav-link"><span>Services</span></a>
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</li>
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<li class="nav-item">
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<a href="#" class="nav-link"><span>Pricing</span></a>
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</li>
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<li class="nav-item">
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<a href="#" class="nav-link"><span>News</span></a>
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</li>
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<li class="nav-item dropdown">
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<a href="#" class="nav-link"><span>More</span></a>
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<nav class="submenu">
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<ul class="submenu-items">
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<li class="submenu-item"><a href="#" class="submenu-link">About</a></li>
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<li class="submenu-item"><a href="#" class="submenu-link">Contact</a></li>
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<li class="submenu-item"><hr class="submenu-seperator" /></li>
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<li class="submenu-item"><a href="#" class="submenu-link">Support</a></li>
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<li class="submenu-item"><a href="#" class="submenu-link">FAQs</a></li>
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<li class="submenu-item"><a href="#" class="submenu-link">Careers</a></li>
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</ul>
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</nav>
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</li>
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</ul>
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</nav>
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<style>
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/* Page */
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html {
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box-sizing: border-box;
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}
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*,
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*:before,
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*:after {
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box-sizing: inherit;
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}
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body {
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background-color: #3498db;
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}
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.nav {
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width: 550px;
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margin: 100px auto 0 auto;
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text-align: center;
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}
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/* Navigation */
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.nav {
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font-family: sans-serif;
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font-size: 24px;
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}
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.nav-items {
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padding: 0;
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list-style: none;
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}
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.nav-item {
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display: inline-block;
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margin-right: 25px;
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}
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.nav-item:last-child {
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margin-right: 0;
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}
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.nav-link,
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.nav-link:link,
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.nav-link:visited,
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.nav-link:active,
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.submenu-link,
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.submenu-link:link,
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.submenu-link:visited,
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.submenu-link:active {
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display: block;
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position: relative;
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font-size: 14px;
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letter-spacing: 1px;
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cursor: pointer;
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text-decoration: none;
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outline: none;
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}
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.nav-link,
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.nav-link:link,
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.nav-link:visited,
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.nav-link:active {
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color: #fff;
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font-weight: bold;
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}
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.nav-link::before {
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content: "";
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position: absolute;
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top: 100%;
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left: 0;
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width: 100%;
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height: 3px;
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background: rgba(0,0,0,0.2);
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opacity: 0;
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-webkit-transform: translate(0, 10px);
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transform: translate(0, 10px);
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transition: opacity 0.3s ease, transform 0.3s ease;
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}
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.nav-link:hover::before,
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.nav-link:hover::before {
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opacity: 1;
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-webkit-transform: translate(0, 5px);
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transform: translate(0, 5px);
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}
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.dropdown {
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position: relative;
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}
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.dropdown .nav-link {
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padding-right: 15px;
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height: 17px;
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line-height: 17px;
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}
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.dropdown .nav-link::after {
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content: "";
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position:absolute;
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top: 6px;
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right: 0;
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border: 5px solid transparent;
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border-top-color: #fff;
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}
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.submenu {
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position: absolute;
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top: 100%;
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left: 50%;
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z-index: 100;
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width: 200px;
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margin-left: -100px;
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background: #fff;
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border-radius: 3px;
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line-height: 1.46667;
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margin-top: -5px;
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box-shadow: 0 0 8px rgba(0,0,0,.3);
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opacity:0;
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-webkit-transform: translate(0, 0) scale(.85);
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transform: translate(0, 0)scale(.85);
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transition: transform 0.1s ease-out, opacity 0.1s ease-out;
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pointer-events: none;
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}
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.submenu::after,
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.submenu::before {
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content: "";
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position: absolute;
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bottom: 100%;
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left: 50%;
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margin-left: -10px;
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border: 10px solid transparent;
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height: 0;
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}
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.submenu::after {
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border-bottom-color: #fff;
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}
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.submenu::before {
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margin-left: -13px;
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border: 13px solid transparent;
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border-bottom-color: rgba(0,0,0,.1);
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-webkit-filter:blur(1px);
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filter:blur(1px);
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}
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.submenu-items {
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list-style: none;
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padding: 10px 0;
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}
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.submenu-item {
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display: block;
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text-align: left;
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}
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.submenu-link,
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.submenu-link:link,
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.submenu-link:visited,
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.submenu-link:active {
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color: #3498db;
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padding: 10px 20px;
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}
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.submenu-link:hover {
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text-decoration: underline;
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}
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.submenu-seperator {
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height: 0;
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margin: 12px 10px;
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border-top: 1px solid #eee;
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}
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.show-submenu .submenu {
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opacity: 1;
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-webkit-transform: translate(0, 25px) scale(1);
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transform: translate(0, 25px) scale(1);
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pointer-events: auto;
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}
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</style>
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<script>
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[].slice.call(document.querySelectorAll('.dropdown .nav-link')).forEach(function(el){
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el.addEventListener('click', onClick, false);
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});
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function onClick(e){
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e.preventDefault();
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var el = this.parentNode;
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el.classList.contains('show-submenu') ? hideSubMenu(el) : showSubMenu(el);
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}
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function showSubMenu(el){
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el.classList.add('show-submenu');
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document.addEventListener('click', function onDocClick(e){
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e.preventDefault();
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if(el.contains(e.target)){
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return;
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}
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document.removeEventListener('click', onDocClick);
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hideSubMenu(el);
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});
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}
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function hideSubMenu(el){
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el.classList.remove('show-submenu');
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}
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</script>
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</body>
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</html>
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```
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