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怎么让元素具有点击后出现hover的效果

2

1

属性

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

.lump a:hover {
    text-decoration: none;
    color: #ff6d1b;
}
.lump a:hover .circle-left {
    background: #ff6d1b;
}

页面内容收缩文字不能换行。

0

1

通用

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

body {
    margin: 0;
}

.header {
    position: fixed;
    top:0px;
    width:100%;
    height: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #5fc0cd;
    font-size: 15px;
    color: white;
}

.head {
    width: 12px;
    padding-left: 10px;
}

.head1 {
    color: #5fc0cd;
}

.picture {
     margin-top:49px; 
    background: url(1.png);
    background-size: cover;
    background-repeat: no-repeat;
    height:140px;

}
.box1 {
    display: flex;
    align-items: center;
    height: 100%;
   
}

.fei {
    float: left;
    margin: 30px 10px;
    width: 80px;
    height: 80px;
}
.zi {
    font-size: 14px;
    color: white;
}
.zi1{
    margin:0-0 0 10px ;
    font-size: 14px;
    color: white;
}

.box {
    width: 9px;
    height: 12px;
}

.font {
    margin:3px 0 0 0 ;
    font-size: 12px;
    color: white;
}

.Icolor {
    font-size: 14px;
    color: #5fc0cd;
    margin: 0 0 0 10px;
}

.colour1 {
    background-color: #ffffff;
}

.wire1 {
    border-bottom: 1px solid #e1e5e7;
    height: 50px;
    display: flex;
    align-items: center;
}

.wire2 {
    margin: 0 0 0 15px;
    font-size: 15px;
}

.wire3 {
    border-bottom: 1px solid #e1e5e7;
    padding: 20px 0 20px 0;
    display: flex;
    align-items: center;
    margin: 0 0 0 10px;

}

.little {
    width: 12px;
    margin: 0 12px 0 10px;
}

.colour {
    font-size: 14px;
    color: #e1e5e7;
    margin: 0 0 0 12px;
}

.font1 {
    white-space: nowrap;
    margin: 0 0 0 12px;
    color:#999999;
    font-size: 15px;
}

.colour2 {
    font-size: 14px;
    color: #e1e5e7;
    margin: 0 12px 0 12px;
}

.font3 {
    font-size: 15px;
}

.font4 {
    font-size: 14px;
    word-wrap: break-word;
    word-break: normal;

}
.width{
    float: left;
   

}

.tall {
   display: flex;
   justify-content: space-around;
   position: fixed; 
   bottom:0; 
   width:100%; 
   height: 60px;
   
}

.box2 {
    display: flex;
    justify-content: space-around;
    align-items: center;
    border: solid #5fc0cd;
    background-color:#ffffff;
    width: 40%;
    height: 40px;
    border-radius: 5px;
    font-size: 15px;
    text-align: center;
    color: #5fc0cd;
}

.high {
    display: flex;
    border: solid #5fc0cd;
    width: 40%;
    height: 40px;
    border-radius: 5px;
    background-color: #5fc0cd;
    font-size: 15px;
    color: #ffffff;
    display: flex;
    justify-content: space-around;
    align-items: center;
}
.too{
    float:left;
    width: 100%;
    padding-top:90px ;
}
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <link rel="stylesheet" href="four.css">
</head>

<body>
    <header class="header">
        <img class="head" src="5.png">
        <div>个人主页</div>
        <div class="head1">></div>
    </header>
    <div class="picture">
            <img class="fei" src="01.png">
         <div class="box1">
            <div class="zi">高素雅 
           <a class="zi1">51岁</a>
          <div class="font">
                <img class="box" src="2.png">
                京城·四方·报纸林
            </div> 
        </div>
        </div> 
        </div>
    <div class="colour1">
        <div class="wire1">
            <a class="Icolor">|</a> <a class="wire2">专业技能</a>
        </div>
        <div class="wire3">
            <img class="little" src="4 -4.png">
            <div class="font3">住家</div>
            <div class="colour">|</div>
            <img class="little" src="4 -4.png">
            <div class="font3">不含早餐</div>
        </div>
        <div class="wire3">
            <div class="font1">从业年限</div>
            <div class="colour2">|</div>
            <div class="font3">0~3年</div>
        </div>
        <div class="wire3">
            <div class="font1">工作时间</div>
            <div class="colour2">|</div>
            <div class="font3">全天</div>
        </div>
        <div class="wire3">
            <div class="font1">服务价格</div>
            <div class="colour2">|</div>
            <div class="font3" style="color:red">25小时</div>
        </div>
        <div class="wire3">
            <div class="font1">自我介绍</div>
            <div class="colour2">|</div>
            <a class="font4">可以洗衣、做饭、照顾老人。在护工方面有5年的经验，经验丰富。
            </a>
        </div>
        <!-- <div class="too"></div> -->
    </div>

        <footer class="tall">
            <div class="box2">
               留言
            </div>
            <div class="high">
               电话联系
            </div>
        </footer>
    
    
</body>

</html>

怎么让任务9中合作企业那一栏的文字和圆点同时触发hover效果？

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="jz">
                            <span class="circle-text">
                                <div class="circle"></div>
                                阿里巴巴
                            </span>
                            <span class="circle-text">
                                <div class="circle"></div>
                                腾讯视频
                            </span>
                            <span class="circle-text">
                                <div class="circle"></div>
                                北京葡萄藤
                            </span>

做出hover的效果必须用到z-index两者之间的关系？z-inde值大小区别

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

main p:hover {
    background: #fff;
    z-index: 1;
}

盒子一直不能自适应。

0

1

九宫格

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

.swag{
  padding-left:31%;
  padding-bottom: 31%;
  margin:1%;
  border-radius: 20%;
  background: orange;
  float:left;
}

不能完美实现正方形

2

1

九宫格

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

body{
	height: 100%;
	margin: 0;
	display: block;
	text-align: center;
}
html{
	
	height: 100%;
}
.hezi1{
	width: 30%;
	height: 30%;
	margin: 1%;
	border-radius: 15%;
	background-color: yellow;
	float: left;
}

九宫格

1

九宫格

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

div {
    width:30% ;
    padding-bottom:30% ;
    /* border-radius 意思是给图形加圆角 */
    border-radius:20% 
    background-color:rgb(221, 159, 43);
    float:left;
    margin:1%
     height
    
    }

自己做导航栏

0

1

属性属性

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="A-4-box">
            
            <div class="A-5-box">
                <button class="button">首页</button>
                <button class="button2">在线定制</button>
                <button class="button">标准箱</button>
                <button class="button2">品质保证</button>
            </div>
          
                <div class="B-box"> 
                    <div class="B-0-box">
                        <div class="B-1-box"></div>
                        <div class="B-1-box"></div>
                        <div class="B-1-box"></div>
                    </div> 
                      <ul class="B-ul">
                    <li class="B-li">首页</li>
                    <li class="B-li">在线定制</li>
                    <li class="B-li">标准箱</li>
                    <li class="B-li">品质保证</li>
                </ul> 
                </div>
               
            
        </div>

.A-4-box {

    height: 1rem;
    padding: 0 15vw;
    background-color: #f9f9f9;
    display: flex;
    justify-content: flex-end;
}

.A-5-box {
    padding-top: .27rem;
    display: flex;


}



.button {
    font-size: .14rem;
    color: black;
    height: .46rem;
    width: .65rem;
    border: 1px solid #ffffff;
    background-color: #ffffff;
    margin-left: .6rem;
    border-radius: 5px;

}

.button2 {
    font-size: .14rem;
    color: black;
    height: .46rem;
    width: 1rem;
    border: 1px solid #ffffff;
    background-color: #ffffff;
    margin-left: .6rem;
    border-radius: 5px;

}

.button:focus {
    font-size: .14rem;
    color: white;
    background-color: #1d7ad9;
    border: 1px solid #1d7ad9;
    outline: none;
    border: none;

}

.button2:focus {
    font-size: .14rem;
    color: white;
    background-color: #1d7ad9;
    border: 1px solid #1d7ad9;
    outline: none;
    border: none;

}

@media only screen and (max-width:1200px) {
    .A-5-box {
        padding-top: .27rem;
        display: flex;
        width: 80%;

    }
}

.B-box {

    width: 100%;
    display: none;

}

.B-0-box {
    float: right;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    background-color: cornflowerblue;
    width: .5rem;
    height: .4rem;
    padding: 5px;
    margin: .27rem 0 .27rem 0;
    border-radius: 10%;


}

.B-1-box {
    border-bottom: 1px solid white;
    width: .3rem;


}

.B-ul {

    margin-top: 1rem;
    background-color: white;
    width: 100%;
    font-size: .2rem;
    text-align: center;
    display: none;
}

.B-li {
    padding: 5px;
    list-style: none;


}

.B-li:hover {
    background-color: #1d7ad9;
}

.B-box:hover .B-ul {
    display: block;
    margin-bottom: 0;

}

@media only screen and (max-width:900px) {
    .B-0-box {
        margin: .27rem 15vw;
    }

    .A-5-box {
        display: none;
    }

    .B-box {

        display: block;
    }


    .A-4-box {
        padding: 0;
        height: 100%;
    }

}

@media only screen and (max-width:425px) {
    .B-0-box {
        margin: .27rem 10px;
    }
}

bootstrap中的col-xs-*,col-sm-*,col-的意义

0

1

媒体查询响应式

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="container">
    <div class="row">
        <div class="col-md-4">col-md-4</div>
        <div class="col-md-4">col-md-4</div>
        <div class="col-md-4">col-md-4</div>
    </div>
    <div class="row">
        <div class="col-md-4">col-md-4</div>
        <div class="col-md-8">col-md-8</div>

    </div>
    <div class="row">
        <div class="col-md-3">col-md-3</div>
        <div class="col-md-6">col-md-6</div>
        <div class="col-md-3">col-md-3</div>
  
    </div>

css任务7的下拉框怎么做

1

表单元素

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<select></select>

loading