<a href="#" class="nav_logo">线上图书馆</a>
</div>
<div class="nav_list">
<a href="#" class="nav_link active">
<ion-icon name="home-outline" class="nav_icon" ></ion-icon>
<span class="nav_name">主页</span>
</a>
<a href="#" class="nav_link">
<ion-icon name="book-outline" class="nav_icon" ></ion-icon>
<span class="nav_name">书籍</span>
</a>
<div class="nav_link collapse">
<ion-icon name="reader-outline" class="nav_icon" ></ion-icon>
<span class="nav_name">书架</span>
<ion-icon name="chevron-down-outline" class="collapse__link" ></ion-icon>
<ul class="collapse_menu">
<a href="#" class="collapse__sublink">三体</a>
<a href="#" class="collapse__sublink">穆斯林的葬礼</a>
<a href="#" class="collapse__sublink">白鹿原</a>
</ul>
</div>
<a href="#" class="nav_link">
<ion-icon name="chatbubble-ellipses-outline" class="nav_icon" ></ion-icon>
<span class="nav_name">留言</span>
</a>
<div class="nav_link collapse">
<ion-icon name="people-outline" class="nav_icon" ></ion-icon>
<span class="nav_name">用户</span>
<ion-icon name="chevron-down-outline" class="collapse__link" ></ion-icon>
<ul class="collapse_menu">
<a href="#" class="collapse__sublink">普通用户</a>
<a href="./管理员页面/管理员界面.html" class="collapse__sublink">管理员登陆</a>
</ul>
</div>
<a href="#" class="nav_link">
<ion-icon name="settings-outline" class="nav_icon" ></ion-icon>
<span class="nav_name">设置</span>
</a>
</div>
</div>
<a href="#" class="nav_link">
<ion-icon name="log-out-outline" class="nav_icon" ></ion-icon>
<span class="nav_name">退出登陆</span>
</a>
</nav>
</div>
<div class="red-box">
</div>
/*css代码*/ /*===== 谷歌字体 =====*/ @import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap"); @import url("http://fonts.googleapis.com/css?family=Poppins:200,300,400,500,600,700,800,900&display=swap");
:root {
--nav-width: 92px;
/* 自定义颜色 */
--first-color: #0c5df4;
--bg-color: #12192c;
--sub-color: #b6cefc;
--white-color: #fff;
/* 规定一下字体 */
--body-font: 'Poppins', sans-serif;
--normal-font-size: 1rem;
--smal-font-size: 0.875rem;
/* 设置一下z-index级别 */
--z-fixed: 100;
}
*,
::before,
::after {
box-sizing: border-box;
}
body {
/* position: relative; */
margin: 0;
/*1. padding: 2rem 0 0 6.75rem;
/* padding: 2rem 0 0 calc(var(--nav-width) + 1.5rem); */
font-family: var(--body-font);
font-size: var(--normal-font-size);
transition: .5s;
display: flex;
/* justify-content: center;
align-items: center; */
min-height: 100vh;
background-color: rgb(210, 210, 220);
}
h1 {
margin: 0;
}
ul {
margin: 0;
padding: 0;
list-style: none;
}
a {
text-decoration: none;
}
.l-navbar {
position: fixed;
top: 0;
left: 0;
width: var(--nav-width);
/* 100%的窗口高度 */
height: 100vh;
background-color: var(--bg-color);
color: var(--white-color);
padding: 1.5rem 1.5rem 2rem;
/* padding: 1.5rem 1,5rem 2rem; */
transition: 0.5s;
/* z-index: var(--z-fixed); */
z-index: 1;
}
.nav {
height: 100%;
display: flex;
flex-direction: column;
justify-content: space-between;
/* 溢出隐藏 */
overflow: hidden;
}
.nav_brand {
display: grid;
grid-template-columns: max-content max-content;
justify-content: space-between;
align-items: center;
margin-bottom: 2rem;
}
.nav_toggle {
font-size: 1.25rem;
padding: 0.75rem;
/* 鼠标放上变小手 */
cursor: pointer;
}
.nav_logo {
color: var(--white-color);
font-weight: 600;
}
.nav_link {
display: grid;
grid-template-columns: max-content max-content;
align-items: center;
column-gap: 0.75rem;
padding: 0.75rem;
color: var(--white-color);
border-radius: .5rem;
margin-bottom: 1rem;
transition: .3s;
cursor: pointer;
}
.nav_link:hover {
background-color: var(--first-color);
}
.nav_icon {
font-size: 1.25rem;
}
.nav_name {
font-size: var(--smal-font-size);
}
.expander {
width: calc(var(--nav-width) + 9.25rem);
}
.body-pd {
/* padding: 2rem 0 0 16rem; */
}
.active {
background-color: var(--first-color);
}
.collapse {
/* grid-template-columns: 20px max-content 1rf; */
grid-template-columns: 20px max-content 1fr;
}
.collapse__link {
justify-self: flex-end;
transition: .5s;
}
.collapse_menu {
display: none;
padding: .75rem 2.25rem;
}
.collapse__sublink {
color: var(--sub-color);
font-size: var(--smal-font-size);
white-space: nowrap;
}
.collapse__sublink:hover {
color: var(--white-color);
}
.showCollapse {
display: block;
}
.rotate {
transform: rotate(180deg);
}
/* .red-box,
.blue-box {
position: absolute;
top: 0; */
/* 1. left: calc(var(--nav-width) + 1.5rem); */
/* left: calc(var(--nav-width)); */
/* 1 .width: calc(100% - var(--nav-width) - 1.5rem); */
/* width:100%;
height: 100%;
} */
.red-box {
/* position: absolute; */
top: 0;
left: calc(var(--nav-width));
width:100%;
/* height: 100%;
width: 100%; */
background-color: rgb(81, 232, 187);
display: flex;
justify-content: center;
align-items: center;
}
/* .blue-box {
background-color: blue;
top: 50%;
} */
