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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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option如何居中

1

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下拉菜单表单元素居中

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

option {
    font-weight: normal;
    display: block;
    white-space: pre;
    min-height: 1.2em;
    padding: 0px 2px 1px;
    text-align:center;
}

该问题已被官方收录

我在做任务五的时候，用了背景图片的填充，可是发现了无法填充满

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布局

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<!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" type="text/css" href="task5.css">
</head>
<body>
    <header>
        <a class="return"></a>
        <a class="arrow"></a>
        <span>个人主页</span>
    </header>
    <div class="box2">
        <div class="doctor"></div>
        <div class="headportrait"></div>
        <span class="name">高素雅</span>
        <span class="age">51岁</span>
        <span class="site">北京.通州.果园</span>
    </div>
    <div class="box3">
        <div class="skill">
            <span>专业技能</span>
        </div>
        <div class="require">
            <span class="require1">住家</span>
            <span class="require2">不含餐</span>
        </div>
        <div class="experience">
            <span class="experience1">工作年限</span>
            <span class="experience2">0~3年</span>
        </div>
        <div class="time">
            <span class="time1">工作时间</span>
            <span class="time2">全天</span>
        </div>
        <div class="price">
            <span class="price1">服务价格</span>
            <span class="price2">25元/小时</span>
        </div>
        <div class="introduce">
            <span class="introduce1">自我介绍</span>
            <span class="introduce2">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。</span>
        </div>
        <div class="connection">
            <a class="leave word">留言</a>
            <a class="phone">电话联系</a>
        </div>
    </div>
</body>
</html>
html{
    font-size: 62.5%;
}
body{
   margin: 0; 
}
header{
    height:4.4rem;
    background-color: #5FC0CD;
    text-align: center;
}
/*.return{*/
    /*width: 20px;*/
    /*height: 20px;*/
    /*border-top: 1px solid white;*/
    /*border-right: 1px solid white;*/
    /*transform:rotate(45deg);*/
/*}*/
.arrow{
    width: 1.5rem;
    height: 1.5rem;
    border-top: 3px solid white;
    border-left: 3px solid white;
    transform:rotate(-45deg);
    display: inline-block;
    margin-left: 3.5rem;
    margin-top: 1.2rem;
    float: left;
}
header span{
    font-size: 3rem;
    color: white;
}
.box2{
 background: url(./doctor.png) no-repeat;
 height: 32.6rem;
 background-size: 100%
}

该问题已被官方收录

页面中的描述文字无法达到自适应的效果

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2

自适应

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="self-introduce">
     <span class="self-1" >自我介绍</span>
     <span class=>丨</span>
     <span class="selfcontent">可以洗衣、做饭、照顾老人。
        在护工方面有五年经验，经验丰富.可以洗衣、做饭、照顾老人。在护工方面有五年经验，经验丰富</span>
    </div>

该问题已被官方收录

select和option文字无法居中

2

2

表单元素居中

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

.slect-box1 {
  margin-bottom: 0;
  border: 1px solid #e8e8e8;
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
  padding: 10px 0 10px 40px;
  background: #f3f3f3 url(../.././favicon.ico/task10/box.png) no-repeat 10px
    12px;
  color: #1d7ad9;
text-align:center;
}

该问题已被官方收录

用sass转译出的css文件媒体查询达到分辨率条件不起作用，还是原来的css样式

0

2

Sass

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

@media screen and (max-width: 768px) {
  .footer_box, .footer .footer_box-right {
    display: grid;
    width: 100%; }
  .footer .footer_box-right {
    float: none; } }

@media screen and (max-width: 768px){
  
    .footer_box{
      display: grid;
      width:100%;
    }
    .footer_box-right{
      float:none;
    }
 
}

该问题已被官方收录

底下的自我介绍那一行，没有办法做到和设计图一样，上下两行，不知道是哪里出了问题

2

2

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<!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" type="text/css" href="task5.css">
</head>

<body>
    <header class="return">
        <a class="arrow"></a>
        <span class="introductio">个人主页</span>
    </header>
    <div class="bg">
        <!-- 背景图片 -->
        <div class="portrait"></div>
        <div>
            <div>
                <span class="name">高素雅</span>
                <span class="age">51岁</span>
            </div>
            <div class="box1">
                <div class="shape"></div>
                <span class="address">北京.通州.果园</span>
            </div>
        </div>
    </div>
    <div class="box3">
        <div class="skill">
            <p>专业技能</p>
        </div>
       <div class="require">
            <div class="box4">
                <div class="pentagram1"></div>
                <span class="require1">住家</span>
            </div>
            <div class="box5">
                <div class="pentagram2"></div>
                <span class="require2">不含餐</span>
            </div>
        </div>
        <div class="menu">
            <span class="submenu">工作年限</span>
            <span class="submenu1">0~3年</span>
        </div>
        <div class="menu">
            <span class="submenu">工作时间</span>
            <span class="submenu1">全天</span>
        </div>
        <div class="menu">
            <span class="submenu">服务价格</span>
            <span class="submenu2">25元/小时</span>
        </div>
        <div class="introduction">
            <span class="submenu">自我介绍</span>
            <div>
                <span class="introduction2">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。</span>
            </div>
        </div>
    </div>
    <footer>
        <button class="leaveword">留言</button>
        <button class="phone">联系方式</button>
    </footer>        
</body>

</html>
html{
    font-size: 62.5%
}
body{
    margin: 0;
    font-size: 1.6rem;
}
header{
    height:4.4rem;
    background-color: #5FC0CD;
    text-align: center;
    position: fixed;
    width: 100%;
    top: 0;
}
/*.return{*/
    /*width: 20px;*/
    /*height: 20px;*/
    /*border-top: 1px solid white;*/
    /*border-right: 1px solid white;*/
    /*transform:rotate(45deg);*/
/*}*/
.arrow{
    position: absolute;
    left: 0;
    width: 1.5rem;
    height: 1.5rem;
    border-top: 3px solid white;
    border-left: 3px solid white;
    transform:rotate(-45deg);
    display: inline-block;
    margin-left: 3.5rem;
    margin-top: 1.2rem;
    float: left;
}
.introductio{
    color: white;
    text-align: center;
    line-height: 4rem;
}
.bg{
    background: url(./doctor.png) no-repeat;
    height: 16.3rem;
    background-size: cover;
    display: flex;
    align-items: center;
    margin-top: 4rem;
}
.portrait{
    background: url(./head\ portrait.png) no-repeat;
    height: 8.45rem;
    width: 8.45rem;
    background-size: cover;
    margin-left: 1.5rem;
}
.name{
    color: white;
    margin-left: 2rem;
}
.age{
    color: white;
    margin-left: 1.5rem;
}
.shape{
    background: url(./Shape\ 4.png) no-repeat;
    width: .9rem;
    height: 1.15rem; 
    align-items: center;
    background-size: cover;
    display:inline-block;
    vertical-align: middle;
    margin-left: 2.2rem;
}
.address{
    color: white;
    font-size: .24rem;
}
.box3{
    height: 41.65rem;
}
.skill{
    height: 5rem;
    border: 1px solid  #E1E5E7;
}
p{
    border-left:4px solid #5FC0CD;
    display: inline-block;
    line-height: 2rem;
    margin-left: 2rem;
    padding-left: 1rem;
}
.require{
    border-bottom: .5px solid #E1E5E7;
    margin-left: 1.65rem;
    line-height: 5rem;
    height: 5rem;
    font-size: 1.8rem;
}
.box4{
    display: inline-block;
    padding-left: 1rem;
    border-right:1px solid #E1E5E7;
    line-height: 2rem;
    padding-right: 1rem;
}
.pentagram1{
    background: url(./pentagram1.png) no-repeat;
    display: inline-block;
    width: 1.1rem;
    height: 1.2rem;
    background-size: contain;
    margin-left: 3rem;
}
.box5{
    display: inline-block;
}
.pentagram2{
    display: inline-block;
    background: url(./pentagram2.png) no-repeat;
    width: 1.1rem;
    height: 1.2rem;
    background-size: contain;
}
.menu{
    border-bottom:1px solid #EFF0F4;
    height: 5rem;
    line-height: 5rem;
    margin-left: 1.65rem;
}
.submenu{
    margin-left: 3.4rem;
    border-right: 1px solid #E1E5E7;
    padding-right: 1rem;
}
.submenu1{
    margin-left: 1.35rem;
}
.submenu2{
    margin-left: 1.35rem;
    color:  #E26163;
}
.introduction{
    border-bottom:1px solid #EFF0F4;
    height: 5rem;
    display: flex;
    margin-left: 1.65rem;
    align-items: center;
}
.introduction2{
    font-size: 1.4rem;
    width: 40rem;
    padding-left: 2rem;
}
footer{
    display: flex;
    width: 100%;
    position: fixed;
    bottom: 0;
    background-color: white;
}
.leaveword{
    width: 40%;
    height: 4.4rem;
    background-color: white;
    border: 1px solid #5FC0CD;
    color: #5FC0CD;
    font-size: 100%;
    border-radius: 5px;
    margin: auto;
}
.phone{
    width: 40%;
    height: 4.4rem;
    background-color: #5FC0CD;
    border: 1px solid #5FC0CD;
    color: white;
    font-size: 100%;
    border-radius: 5px;
    margin: auto;
}

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有没有更方便的轮播图实现方案？

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轮播

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

文字居中的问题，假如太少了不知道怎么操作？

7

2

居中

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

.good {
    margin: 2rem;
    font-size: 2rem;
    color: #ffc865;
    text-align: center;
}

该问题已被官方收录

css的媒体查询是如何使用的？

2

2

响应式

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

@media screen and (max-width: 768px) {
    .weixin {
        float: left;
    }

    .qr-code {
        float: left;
        margin-left: 22px;
    }

    .about-we {
        margin-top: 0;
    }

    .hanbao {
        display: inline-block;
    }

    .btn-group button {
        display: none;
    }

}

该问题已被官方收录

9宫格无法居中，

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九宫格

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

 #news{
          
          text-align:center;
          margin:20px;
          padding:20px;
          width:100vw;
          height:100vw;
          background:orange;
          
         
          }   
      
      
     #part1{
        
          
        width:25vw;
      height:25vw;
      background: orange;
       margin: 1vw;
      padding: 1vw;    
      float:left;
       border-radius:30px;
     }

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