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html - 悬停后保持元素被选中

转载 作者:行者123 更新时间:2023-11-28 01:18:17 25 4
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这是我的代码:

.dropdown {
position: relative;
display: inline-block;
}

.dropdown-content {
display: none;
position: absolute;
background-color: #f9f9f9;
min-width: 160px;
box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
z-index: 1;
}

.dropdown:hover .dropdown-content {
display: block;
}

#image1:hover {
filter: brightness(50%);
}

.desc {
padding: 15px;
text-align: center;
}
<!DOCTYPE html>
<html>

<head>
</head>

<body>

<h2>Dropdown Image</h2>
<p>Move the mouse over the image below to open the dropdown content.</p>

<div class="dropdown">
<img id="image1" src="https://www.w3schools.com/css/img_5terre.jpg" alt="Cinque Terre" width="100" height="50">
<div class="dropdown-content">
<img src="https://www.w3schools.com/css/img_5terre.jpg" alt="Cinque Terre" width="300" height="200">
<div class="desc">Beautiful Cinque Terre</div>
</div>
</div>

</body>

</html>

如您所见,当您运行它并将鼠标悬停在小照片上时,会出现更大的版本(而较小的版本会变得更暗)。尽管如此,当您将鼠标从较小的版本悬停到较大的版本时,小照片会恢复正常。

有人可以向我解释当光标位于小照片或大照片上时如何使用 CSS 使较小的照片变暗(选中)吗?

非常感谢您。

最佳答案

.dropdown {
position: relative;
display: inline-block;
}
.dropdown:hover #image1 {
filter: brightness(50%);
}
.dropdown:hover .dropdown-content {
display: block;
}
.dropdown-content {
display: none;
position: absolute;
background-color: #f9f9f9;
min-width: 160px;
box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
z-index: 1;
}
.desc {
padding: 15px;
text-align: center;
}
<div class="dropdown">
<img id="image1" src="https://www.w3schools.com/css/img_5terre.jpg" alt="Cinque Terre" width="100" height="50">
<div class="dropdown-content">
<img src="https://www.w3schools.com/css/img_5terre.jpg" alt="Cinque Terre" width="300" height="200">
<div class="desc">Beautiful Cinque Terre</div>
</div>
</div>

关于html - 悬停后保持元素被选中,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/51687353/

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