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IT修真院·坑乎 | Java(后端),CSS(前端),JavaScript(前端),PM(产品经理),UI(交互设计),QA(测试),Android(安卓APP),iOS(苹果APP),OP(运维),Python(后端)日常在线问答学习平台

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如何不使用JS实现侧边导航栏隐藏与显示

3

5

侧边栏

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<header></header>
<input id="menu" type="checkbox" name="">
<label class="menu" for="menu">
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
                <span class="icon-bar"></span>
</label>
<nav></nav><!--导航栏-->
<main></main>

https://ZZsuper.github.io/JS/TASK2/JS-TASK4-nav.css

该问题已被官方收录

saas继承没有作用

1

1

Sass

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

//变量
$eliminate:0;
$blue:#29BDE0;
$white:#FFFFFF;
$text:auto;
$font:.26rem;
$width:80%;


//混合器
@mixin flex($x:center,$y:center){
    display: flex;
    justify-content:$x;
    align-items: $y;
}
@mixin guding{
    position: fixed;
    width: 100%;
}
@mixin box($w:.51rem,$h:.6rem){
    width: $w;
    height: $h;
}

@mixin font{
    width:$width;       
    font-size: $font;
    color: #A6A6A6;
}
@mixin button{
    width: 50%;
    height: .86rem;
    border-radius: .15rem;
    font-size: .4rem;
    color: #FFFFFF;
    
}




html{
    font-size: 312.5%;
}
body{
    padding: .72rem 0 1.2rem 0;
    margin: $eliminate;
    font-size: initial;
}
p{
    margin: $eliminate;
}

/*header 眉页*/
header{
    @include flex(space-between, center);
    @include guding;
    top: 0;
    /* border半透明 */
    border-bottom: .01rem solid rgba(200,200,200,.95);
    background: $blue;
    font-size:.34rem;
    /* 字符间距 */
    letter-spacing: .04rem;
    color: $white;

    a.left-header{
        @include box;
        margin: .1rem 0 0 .2rem;
        background: url(picture/task-css12.png) no-repeat -2.2rem -1.9rem;
    }
    a.right-header{
        @include box;
        margin:.1rem .2 rem 0 0 ;
        background: url(picture/task-css12.png) no-repeat -.96rem -1.95rem;
    }
}

/*main 主体*/
div.box{
    padding-top: .29rem;
    background: $blue;

    .logo{
        @include box(3.51rem,2.1rem );
        margin: $text;
        background: url(picture/task-css12.png) no-repeat -4.16rem 0;

        .logo-font{
            position: absolute;
            margin:1.3rem 0 0 .7rem;
            font-size: .48rem;
            /* 字符间距 */
            letter-spacing: .05rem;
            color: $white;
        }
    }
    p.introduce{
        width: $width;
        margin: .3rem $text .61rem $text;
        font-size: .33rem;
        color: #FFC865;
    }
    p.time{
            width: $width;
            margin: $text;
            font-size:$font;
            color: $white;

    }
    div.center-box{
        @extend .time;
        display: flex;

        span.font{
            margin-right: .5rem;
        }
    }

}

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怎么用纯CSS实现task13下面的Tab切换标签效果代码

0

1

通用

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

.header .main .recent span {
  display: block;
  width: 3vw;
  height: 3vw;
  border: 0.1vw solid #aaaaaa;
  border-radius: 50%;
  float: left;
  margin-right: 0.5vw;
  margin-top: 2vw;
}
.header .main .recent span:hover {
  background: #29BDE0;
}
.header .main .recent p {
  display: block;
  width: 14vw;
  margin: auto;
}

该问题已被官方收录

关于sacc代码的简写

0

1

Sass

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

@mixin border-bottom {
    border-bottom: solid 1px #e1e5e7;
    width: 100%;
}
@mixin border-top {
    border-top: solid 1px #e1e5e7;
    width: 100%;
}

@mixin border-left {
    border-left: solid 1px #e1e5e7;
}

@mixin border {
    border: solid 1px #e1e5e7;
}

该问题已被官方收录

侧边导航栏出来时，原始页面不会只显示一半，会把原始的页面在50%的宽度上显示

1

1

侧边栏

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

sass代码
@import "style";
//颜色变量
$c-blue: #29BDE0;
$c-lightblue: #69D1E9;
$c-white: #ffffff;
$c-lightgray: #C9C9C9;
$c-darkgray: #787878;
$c-gray: #9A9A9A;
$c-lime: #F0F0F0;
$c-orange: #FBB435;
//字体变量
$fz-38: .38rem;
$fz-35: .35rem;
$fz-32: .32rem;
$fz-25: .25rem;
//混合器部分
//flex混合器
@mixin flex-c($h:center, $v:center) {
    display: flex;
    justify-content: $h;
    align-items: $v;
}
//占位符
%a-style{
    >a {
        display: inline-block;
        width: 80%;
        line-height: 1.34rem;
        font-size: $fz-32;
        color: $c-white;
        background: $c-lightblue;
    }
    .trilateral::after {
        content: "";
        position: absolute;
        top: 50%;
        right: .1rem;
        margin: -.2rem -.2rem -3rem 0;
        border: solid .3rem;
        border-color: transparent transparent transparent $c-orange;
    }
}


/*全局*/

body {
    position: relative;
    input {
        display: none;
    }
    #side:checked ~.content {
        margin-left: 50%;
    }
    /*sidenav部分*/
    .sidenav {
        position: absolute;
        top: 0;
        bottom: 0;
        width: 50%;
        background: $c-white;
        li {
            @include flex-c(space-between, center);
            position: relative;
            height: 1rem;
            border-bottom: 1px solid $c-lightgray;
            a {
                margin-left: .2rem;
                font-size: $fz-38;
                color: $c-lightblue;
            }
            &::after {
                content: "";
                position: absolute;
                right: .2rem;
                top: .42rem;
                border-top: 2px solid $c-lightblue;
                border-right: 2px solid $c-lightblue;
                width: .16rem;
                height: .16rem;
                transform: rotate(45deg);
            }
            &:hover {
                background: $c-lime;
            }
        }
    }
    /*content部分*/
    .content {
        background-color: $c-white;
        position: relative;
        overflow: hidden;
        transition: margin-left 1s;
        /*header部分*/
        header {
            @include flex-c(flex-start, center);
            height: .9rem;
            background-color: $c-blue;
            label {
                margin-left: .22rem;
                padding-top: .07rem;
                padding-bottom: .07rem;
                border-top: .04rem solid currentColor;
                border-bottom: .04rem solid currentColor;
                width: .34rem;
                height: .04rem;
                color: $c-white;
                background-color: currentColor;
                background-clip: content-box;
            }
        }
        /*main部分*/
        main {
            padding: .27rem .37rem 0 .35rem;
            h3 {
                line-height: 1.16rem;
                text-align: center;
                border: .01rem solid $c-lightgray;
                font-size: $fz-35;
                font-weight: normal;
                color: $c-gray;
                background: $c-white;
                &::after {
                    content: "";
                    position: absolute;
                    right: .5rem;
                    margin-top: .5rem;
                    border-top: 2px solid;
                    border-right: 2px solid;
                    width: .15rem;
                    height: .15rem;
                    transform: rotate(45deg);
                }
            }
            ul {
                position: relative;
                margin-top: .27rem;
                text-align: center;
                border: solid .01rem $c-lightgray;
                background-color: $c-white;
                li {
                    margin-top: .27rem;
                    &:nth-child(1) {
                        margin-top: 0;
                        line-height: .9rem;
                        font-size: $fz-38;
                        color: $c-orange;
                        border-bottom: .01rem solid $c-orange;
                    }
                    &:nth-child(2),
                    &:nth-child(4),
                    &:nth-child(6) {
                        @extend %a-style;
                    }
                    &:nth-child(3),
                    &:nth-child(5),
                    &:nth-child(7) {
                        font-size: $fz-25;
                        color: $c-darkgray;
                    }
                    &:nth-child(8) {
                        @include flex-c(space-between, center);
                        width: 1rem;
                        margin: .14rem auto;
                        span {
                            border-radius: 50%;
                            width: .17rem;
                            height: .17rem;
                            &:nth-child(1) {
                                background: $c-lightblue;
                            }
                            &:nth-child(2),
                            &:nth-child(3),
                            &:nth-child(4) {
                                background-color: $c-lime;
                            }
                        }
                    }
                }
            }
        }
    }
}
html代码
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width; initial-scale=1.0;minimum-scale=1.0; maximum-scale=1.0; user-scalable=no;">
    <title>首页</title>
    <link rel="stylesheet" type="text/css" href="task13-1.css">
</head>

<body>
    <input type="checkbox" id="side">
    <ul class="sidenav">
        <li>
            <a href="">公告</a>
        </li>
        <li>
            <a href="">设置</a>
        </li>
        <li>
            <a href="">帮助</a>
        </li>
        <li>
            <a href="">关于</a>
        </li>
    </ul>
    <div class="content">
        <header>
            <label for="side"></label>
        </header>
        <main>
            <h3>上次游戏：捉鬼猜词版</h3>
            <ul>
                <li>捉鬼游戏</li>
                <li>
                    <a href="task13-2.html">简化版</a>
                </li>
                <li>有1133个用户正在玩此游戏</li>
                <li>
                    <a href="task13-2.html" class="trilateral">猜词版</a>
                </li>
                <li>有1133个用户正在玩此游戏</li>
                <li>
                    <a href="task13-2.html">白痴版</a>
                </li>
                <li>有1133个用户正在玩此游戏</li>
                <li>
                    <span></span>
                    <span></span>
                    <span></span>
                    <span></span>
                </li>
            </ul>
        </main>
    </div>
</body>

</html>

该问题已被官方收录

如何让侧边导航栏推走footer？

1

1

侧边栏

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

footer {
    display: flex;
    justify-content: space-around;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: .85rem;
    background: #29bde0;
    div {
        width: 100%;
        line-height: .85rem;
        border-top: 1px solid white;
        text-align: center;
        button {
            vertical-align: middle;
            width: 60%;
            height: 0.435rem;
            font-size: 0.2rem;
            color: white;
            background: #fbb435;
        }
    }
}

.box {
    position: relative;
    overflow: hidden;
    input {
        display: none;
    }
    .side-nav {
        position: absolute;
        top: 0;
        bottom: 0;
        width: 70%;
        background: white;
            li {
                display: flex;
                justify-content: space-between;
                align-items: center;
                width: 100%;
                height: .5rem;
                border-bottom: 1px solid #999999; 
                list-style: none;
                &::after {
                    content: "";
                    display: inline-block;
                    width: .16rem;
                    height: .16rem;
                    transform: rotate(45deg);
                    border-top: 3px solid #69D1E9;
                    border-right: 3px solid #69D1E9;
                    margin-right: .1rem;
                }
                &:hover {
                    background: #f0f0f0;
                }
            }

    }
    #sidemenu:checked~.content {
        margin-left: 70%;
    }
    .content {
        position: relative;
        overflow: hidden;
        transition: margin-left 1s;
    }
}

该问题已被官方收录

占位符和混合器继承的差别是什么

2

1

sass

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 图片

class="cursor-pointer"> 文本

该问题已被官方收录

侧边导航栏

0

1

侧边栏

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

body {
    padding: 0;
    margin: 0;
    background: #f0f0f0;
}

@mixin center {
    display: flex;
    align-items: center;
    flex-direction: column;
}

header {
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    height: 3rem;
    background: #29bde0;
    z-index: 1;
    .menu {
        display: block;
        padding: .3rem 0;
        margin: 1rem;
        height: .2rem;
        width: 1.5rem;
        border-top: solid 3px #fff;
        border-bottom: solid 3px #fff;
        .row {
            border: solid 1.5px #fff;
        }
    }
}





main {
    @include center;
    margin-top: 3rem;
    .main-nav {
        display: block;
        position: relative;
        margin: 1.2rem 0;
        width: 86%;
        line-height: 4rem;
        text-align: center;
        border: solid 1px #c9c9c9;
        font-size: 1.3rem;
        color: #9a9a9a;
        background: #fff;
        .arrow {
            position: absolute;
            top: 1.46rem;
            right: 1rem;
            width: 15px;
            height: 15px;
            border-bottom: 3px solid #e7e7e7;
            border-left: 3px solid #e7e7e7;
            transform: rotate(225deg);
        }
    }
    .main-boxes {
        @include center;
        position: relative;
        width: 86%;
        border: solid 1px #c9c9c9;
        background: #fff;
        .main-title {
            width: 100%;
            line-height: 4rem;
            text-align: center;
            border-bottom: solid 1px #fbb435;
            font-size: 1.5rem;
            font-weight: 100;
            color: #fbb435;
        }
        .main-box {
            display: block;
            margin: 1.3rem 0;
            width: 80%;
            line-height: 5.5rem;
            text-align: center;
            font-size: 1.28rem;
            font-weight: 100;
            color: #fff;
            background: #69d1e9;
        }
        .main-font {
            width: 100%;
            text-align: center;
            font-size: 1.08rem;
            color: #787878;
        }
        .triangle {
            position: absolute;
            top: 16.3rem;
            right: .3rem;
            border-left: solid 20px #fbb435;
            border-top: solid 20px transparent;
            border-bottom: solid 20px transparent;
        }
        .circle {
            display: inline-block;
            margin: 1rem .2rem;
            width: .7rem;
            height: .7rem;
            border-radius: 50%;
            background: #f0f0f0;
            &:hover {
                background: #29bde0;
            }
        }
    }
}

ul,
li {
    position: relative;
    display: block;
    list-style: none;
    padding: 0;
    border-bottom: solid 1px #29bde0;
}

.menu-box {
    position: absolute;
    margin: 0;
    width: 45%;
    height: 100%;
    line-height: 3.5rem;
    font-size: 16px;
    color: #29bde0;
    background: #fff;
}

.nav {
    position: relative;
    overflow: hidden;
}

.main-box {
    position: relative;
    
}

input {
    width: 3rem;
    height: 2rem;
    outline: none !important;
    -webkit-appearance: none;
    border-radius: 0;
}

#menu:checked~.main-box {
    margin-left: 45vw;
}

.left {
    width: 1.34rem;
    height: .2rem;
    padding: .3rem 0;
    margin-left: .22rem;
    border: none;
    outline: none;
    border-top: 3px solid #fff;
    border-bottom: 3px solid #fff;
    background: #fff content-box;
}

label {
    display: block;
}

input {
    display: none;
}

.hide-arrow {
    position: absolute;
    top: 1.46rem;
    right: 1rem;
    width: 15px;
    height: 15px;
    border-bottom: 3px solid #e7e7e7;
    border-left: 3px solid #e7e7e7;
    transform: rotate(225deg);
}

该问题已被官方收录

汉堡菜单划出来后，右边的隐藏内容能用手划出来，怎么解决

0

1

侧边栏

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<input type="checkbox" id="sidebar">
<!--汉堡侧栏开始-->
<div class="sidebar-menu">
    <ul>
        <li>
            <span>
                <img src="../images/laba.png" alt="">
                公告
            </span>
            <img src="../images/lanjiantou.png" alt="">
        </li>
        <li>
            <span>
                <img src="../images/chilun.png" alt="">
                设置
            </span>
            <img src="../images/lanjiantou.png" alt="">
        </li>
        <li>
            <span>
                <img src="../images/wenhao.png" alt="">
                帮助
            </span>
            <img src="../images/lanjiantou.png" alt="">
        </li>
        <li>
            <span>
                <img src="../images/xiaoguanji.png" alt="">
                关于
            </span>
            <img src="../images/lanjiantou.png" alt="">
        </li>
    </ul>
</div>
<!--汉堡侧栏结束-->

<!--头部开始-->
<header>
    <label for="sidebar">
        <img src="../images/celan.png" alt="">
        <img src="../images/guanbi.png" alt="">
    </label>
</header>
<!--头部结束-->
<!--主体开始-->
<a href="task13-2.html" class="last-game">
    <span>上次游戏：捉鬼猜词版</span>
    <img src="../images/baijiantou.png" alt="">
</a>
<div class="nav-game">
    <h1>捉鬼游戏</h1>
    <div class="row">
        <a href="task13-2.html" class="nav-item">简化版</a>
    </div>
    <p>有1133个用户正在玩此款游戏</p>
    <div class="row row-middle">
        <a href="task13-2.html" class="nav-item">猜词版</a>
        <a href="task13-2.html" class="next"><img src="../images/huangjiantou.png" alt=""></a>

    </div>
    <p>有1133个用户正在玩此款游戏</p>
    <div class="row">
        <a href="task13-2.html" class="nav-item">白痴版</a>
    </div>
    <p>有1133个用户正在玩此款游戏</p>
    <div class="nav-circle">
        <a href="###" class="active"></a>
        <a href="###"></a>
        <a href="###"></a>
        <a href="###"></a>
    </div>

</div>
<!--主体结束-->

该问题已被官方收录

fixed相对父元素定位

0

1

定位

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1;
  width: 100%;
  background-color: #29bde0;
}

去第页

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