<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>模态框(定位实战)</title>
<link rel="stylesheet" href="modal_log.css">
</head>
<body>
<header>
<h2 class="title">天空的博客</h2>
<button onclick="showModal()">登录</button>
</header>
<!-- 模态框 -->
<!-- 先写一个盒子 -->
<div class="modal">
<!-- 1.半透明的遮罩 -->
<div class="modal-bg" onclick="closeModal()"></div>
<!-- 弹层表单 -->
<form action="" class="modal-form">
<fieldset style="display: grid; gap: 1em">
<legend>用户登录</legend>
<input type="email" name="email" placeholder="user@mail.com">
<input type="password" name="password" placeholder="不少于6个字符">
<button>登录</button>
</fieldset>
</form>
</div>
<script src="modal.js"></script>
</body>
</html>
/* 初始化 */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
/* 头部 */
header {
background-color: lightseagreen;
padding: 0.5em 1em;
display: flex;
}
/* 标题 */
header .title {
font-weight: lighter;
font-style: italic;
color: white;
letter-spacing: 2px;
text-shadow: 1px 1px 1px #555;
}
/* 登录按钮 */
/* 按钮的基本样式 */
header button {
margin-left: auto;
/* margin-right: auto; */
width: 5em;
border: none;
border-radius: 0.5em;
}
/* 鼠标移上去的样式 */
header button:hover {
cursor: pointer;
background-color: coral;
color: #fff;
/*发光效果 box-shadow: 向右 向下 模糊半径 颜色; */
box-shadow: 0 0 5px #fff;
/* 过度效果,0.3秒 */
transition: 0.3s;
}
/* 模态框 */
.modal .modal-form fieldset {
height: 15.5em;
background-color: lightcyan;
border: none;
padding: 2em 3em;
box-shadow: 0 0 5px #888;
}
/* 模态框表单标题样式 */
.modal .modal-form fieldset legend {
padding: 7px 1.5em;
background-color: lightseagreen;
color: white;
}
/* 输入框 */
.modal .modal-form fieldset input {
height: 3em;
padding-left: 1em;
outline: none;
border: 1px solid #ddd;
font-size: 14px;
}
/* 输入框获得焦点的样式 */
.modal .modal-form fieldset input:focus {
box-shadow: 0 0 8px #888;
border: none;
}
/* 登录按钮的样式 */
.modal .modal-form fieldset button {
background-color: lightseagreen;
color: white;
border: none;
height: 3em;
font-size: 16px;
height: 2.5em;
}
.modal .modal-form fieldset button:hover {
background-color: coral;
cursor: pointer;
box-shadow: 0 0 8px #888;
transition: 00.3s;
}
/* 定位:固定定位:fixed */
.modal .modal-form {
position: fixed;
/* 设为定位后就收缩到最左最上了 */
top: 10em;
left: 38em;
right: 38em;
}
/* 遮罩 */
.modal .modal-bg {
position: fixed;
/* 坐标全部清零,定位到四个顶点*/
top: 0em;
left: 0;
right: 0;
bottom: 0;
background-color: rgb(0, 0, 0, 0.5);
/* 半透明 */
}
.modal {
display: none;
}
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