需要悬停 CSS 来覆盖下拉菜单选项的整个栏

问题描述 投票：0回答：1

当我将鼠标悬停在下拉菜单项上时，仅突出显示文本周围的部分，在菜单项的左侧留下未突出显示的空间。我需要更改什么才能使此效果覆盖下拉菜单项的整个宽度？

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Get Connected | Sage Spiritual</title>
    <link rel="stylesheet" href="sage.css">
    <style>
                @import  url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans&family=Newsreader:[email protected]&display=swap');
       
html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

header {
            font: 'Newsreader', Arial;
            background-image: url(images/sparklebanner.jpg);
            background-color: #7C8E93;
            color: #292330;
            font-size: 3.8rem;
            text-align: center;
            padding: 10px;
        }

#logo {
    float: left;
}

h1 {
    font-family: 'Newsreader';
        }

/*navigation-------------------*/

#navigation {
            background-color: #EFE4DE;
            font-size: 1.8rem;
            border: 1px solid black;
}

        nav {
            background-color: #EFE4DE;
            font-family: "Newsreader", Arial;
            font-size: 1.8rem;
            text-align: center;
            max-width: 960px; 
            margin: 0 auto; 
        }

        nav a:hover {
            background-color: #ddd;
            color: black;
            border: 1px solid black;
        }

       #topnav {
            list-style-type: none;
            margin: 0;
            padding: 0;
        }

        #topnav li {
            display: inline-block;
            position: relative;
            font-size: 1.8rem;
        }

        #topnav li a {
            display: block;
            padding: 10px 20px;
            color: #000;
            text-decoration: none;
        }

        #topnav li ul {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            background-color: #F7F2EF;
        }

        #topnav li:hover > ul {
            display: block;
        }

        #topnav li ul li {
            display: block;
            width: 100%;
        }

        #topnav li ul li ul {
            display: none;
            position: absolute;
            top: 0;
            left: 100%;
            background-color: #F7F2EF;
        }

        #topnav li ul li:hover > ul {
            display: block;
        }

        #topnav li ul li ul li {
            display: block;
            width: 100%;
        }
  
    </style>
</head>
    <body>
    <header>
    <div id="logo"><a href="index.html"><img src="images/snake.png" width=120px height="175px" alt="sage spiritual snake logo" float="left"></a></div> 
        <h1><a href="index.html">Sage Spiritual</a></h1>  
    </header>
    <!-- Top Navigation Bar -->
    <div id="navigation"><nav>
        <ul id="topnav">
            <li><a href="index.html">Home</a></li>
            <li>
                <a href="magic.html">Magic</a>
            </li>
            <li>
                <a href="spells.html">Spells</a>
                <ul>
                    <li>
                        <a href="witches.html">Witches</a>
                    </li>
                    <li>
                        <a href="spellcasting.html">Spellcasting</a>
                        <ul>
                            <li><a href="energy.html">Energy</a></li>
                            <li><a href="altar.html">Altar</a></li>
                        </ul>
                    </li>
                </ul>
            </li>
            <li>
                <a href="tools.html">Significant Objects</a>
                <ul>
                    <li>
                        <a href="candles.html">Candles</a>
                    </li>
                    <li>
                        <a href="crystals.html">Crystals</a>
                    </li>
                    <li>
                        <a href="pantry.html">Pantry</a>
                    </li>
                </ul>
            </li>
            <li>
                <a href="divination.html">Divination</a>
            </li>
            <li>
                <a href="timing.html">Timing &amp Cycles</a>
                <ul>
                    <li>
                        <a href="holidays.html">Holidays</a>
                    </li>
                    <li>
                        <a href="cosmic.html">Cosmic</a>
                        <ul>
                            <li><a href="mooncycles.html">Moon Cycles</a></li>
                            <li><a href="astro.html">Astrological Seasons</a></li>
                        </ul>
                    </li>
                </ul>
            </li>

        </ul>
        </nav></div>

我尝试过使用填充和显示属性，但没有任何效果。

drop-down-menu navigation hover
1个回答
0
投票

为了解决这个问题，我对您的CSS代码做了一些调整。具体来说，我修改了 #topnav li ul li 选择器，以确保将鼠标悬停在下拉菜单项上时覆盖整个宽度。

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Get Connected | Sage Spiritual</title>
    <link rel="stylesheet" href="sage.css">
    <style>
        @import  url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans&family=Newsreader:[email protected]&display=swap');

        html {
            font-size: 62.5%;
            scroll-behavior: smooth;
        }

        header {
            font: 'Newsreader', Arial;
            background-image: url(images/sparklebanner.jpg);
            background-color: #7C8E93;
            color: #292330;
            font-size: 3.8rem;
            text-align: center;
            padding: 10px;
        }

        #logo {
            float: left;
        }

        h1 {
            font-family: 'Newsreader';
        }

        /* Navigation */
        #navigation {
            background-color: #EFE4DE;
            font-size: 1.8rem;
            border: 1px solid black;
        }

        nav {
            background-color: #EFE4DE;
            font-family: "Newsreader", Arial;
            font-size: 1.8rem;
            text-align: center;
            max-width: 960px;
            margin: 0 auto;
        }

        nav a:hover {
            background-color: #ddd;
            color: black;
            border: 1px solid black;
        }

        #topnav {
            list-style-type: none;
            margin: 0;
            padding: 0;
        }

        #topnav li {
            display: inline-block;
            position: relative;
            font-size: 1.8rem;
        }

        #topnav li a {
            display: block;
            padding: 10px 20px;
            color: #000;
            text-decoration: none;
        }

        #topnav li ul {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            background-color: #F7F2EF;
        }

        #topnav li:hover > ul {
            display: block;
        }

        #topnav li ul li {
    display: block;
    width: 100%;
}

#topnav li ul li a {
    display: block;
    padding: 10px 20px; 
    color: #000;
    text-decoration: none;
}

#topnav li ul li:hover > a {
    background-color: #ddd;
    color: black;
}

#topnav li ul li ul {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    background-color: #F7F2EF;
}

#topnav li ul li:hover > ul {
    display: block;
}

#topnav li ul li ul li {
    display: block;
    width: 100%;
}
    </style>
</head>
<body>
<header>
    <div id="logo"><a href="index.html"><img src="images/snake.png" width="120px" height="175px" alt="sage spiritual snake logo"></a></div>
    <h1><a href="index.html">Sage Spiritual</a></h1>
</header>
<!-- Top Navigation Bar -->
<div id="navigation">
    <nav>
        <ul id="topnav">
            <li><a href="index.html">Home</a></li>
            <li>
                <a href="magic.html">Magic</a>
            </li>
            <li>
                <a href="spells.html">Spells</a>
                <ul>
                    <li>
                        <a href="witches.html">Witches</a>
                    </li>
                    <li>
                        <a href="spellcasting.html">Spellcasting</a>
                        <ul>
                            <li><a href="energy.html">Energy</a></li>
                            <li><a href="altar.html">Altar</a></li>
                        </ul>
                    </li>
                </ul>
            </li>
            <li>
                <a href="tools.html">Significant Objects</a>
                <ul>
                    <li>
                        <a href="candles.html">Candles</a>
                    </li>
                    <li>
                        <a href="crystals.html">Crystals</a>
                    </li>
                    <li>
                        <a href="pantry.html">Pantry</a>
                    </li>
                </ul>
            </li>
            <li>
                <a href="divination.html">Divination</a>
            </li>
            <li>
                <a href="timing.html">Timing &amp Cycles</a>
                <ul>
                    <li>
                        <a href="holidays.html">Holidays</a>
                    </li>
                    <li>
                        <a href="cosmic.html">Cosmic</a>
                        <ul>
                            <li><a href="mooncycles.html">Moon Cycles</a></li>
                            <li><a href="astro.html">Astrological Seasons</a></li>
                        </ul>
                    </li>
                </ul>
            </li>
        </ul>
    </nav>
</div>
</body>
</html>

请使用此更新的代码。如果您需要进一步帮助或有任何疑问，请告诉我。

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