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

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

咨询电话 : 010-59478634

全部问题

已收录问题

未收录问题

没有找到答案，去提问>>>

该问题已被官方收录

如何使空间不足导致文字隐藏时会出现小点

7

5

布局

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

time {
  width: 3rem;
  height: .2rem;
  padding-left: .3rem;
  line-height: .2rem;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  font-size: .1rem; }

该问题已被官方收录

小的竖线如何实现从中间到两边渐变

2

3

自适应盒模型

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

    border-image: linear-gradient(white,#999999,white)4;

 border-image:linear-gradient(to right, rgba(255,0,0,0),rgba(153,153,153,0.8),rgba(153,153,153,1),rgba(153,153,153,0.8),rgba(255,0,0,0))

该问题已被官方收录

下拉框有效区域问题

4

3

表单元素

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="col-lg-4 col-md-4 col-sm-4 col-xs-4">
                <ul>
                    <li class="dropdown dropdown-menu-left text-center">
                        <a href="#" class="dropdown-toggle  text-center" data-toggle="dropdown">
                            所在地
                            <b class="caret btn-large triangle"></b>
                        </a>
                        <ul class="dropdown-menu">
                            <li><a href="#">北京</a></li>
                            <li><a href="#">上海</a></li>
                            <li><a href="#">广州</a></li>
                            <li><a href="#">福州</a></li>
                            <li><a href="#">厦门</a></li>
                        </ul>
                    </li>
                </ul>
            </div>

该问题已被官方收录

所在地下拉菜单使用了bootstrap下拉菜单样式，点击时无法实现下拉？

2

2

bootstrap

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="dropdown-line ">
    <div class="dropdown-1">
      <button class="btn btn-default dropdown-toggle" type="button" id="dropdownMenu1" data-toggle="dropdown" aria-haspopup="true"
        aria-expanded="true">
        所在地
        <span class="caret"></span>
      </button>
      <ul class="dropdown-menu" aria-labelledby="dropdownMenu1">
        <li>
          <a href="#">Action</a>
        </li>
        <li>
          <a href="#">Another action</a>
        </li>
        <li>
          <a href="#">Something else here</a>
        </li>
        <li role="separator" class="divider"></li>
        <li>
          <a href="#">Separated link</a>
        </li>
      </ul>
    </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

任务六里左边的文字进行缩放后发现无法出现省略号

1

1

属性

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="task6.css">
</head>

<body>
    <header>
        <div class="box">
            <!-- 菜单盒子 -->
            <button class="menu" onclick="location.href='6.html'">找雇主</button>
            <button class="submenu">找护工</button>
            <button class="icon"></button>
            <!-- 导航盒子 -->
        </div>
        <div class="box1">
            <!-- 下拉框外部盒子 -->
            <div class="ddb">
                <!-- drop-down-box的缩写 -->
                <div class="box2">
                    <!-- 第一个下拉框外部盒子 -->
                    <span class="site">所在地</span>
                    <div class="dropdown-content">
                        <!-- 下拉框 -->
                        <p class="ddb1">1</p>
                        <p class="ddb1">2</p>
                        <p class="ddb1">3</p>
                    </div>
                    <span class="triangle"></span>
                    <!-- 倒三角形 -->
                </div>
            </div>
            <div class="ddb">
                <!-- drop-down-box的缩写 -->
                <div class="box3">
                    <!-- 第二个下拉框选项盒子 -->
                    <span class="rad">食宿</span>
                    <!-- room and board缩写 -->
                    <div class="dropdown-content">
                        <!-- 下拉框 -->
                        <p class="ddb1">1</p>
                        <p class="ddb1">2</p>
                        <p class="ddb1">3</p>
                    </div>
                    <span class="triangle1"></span>
                </div>
            </div>
            <div class="ddb">
                <!-- drop-down-box的缩写 -->
                <div class="box4">
                    <!-- 第二个下拉框选项盒子 -->
                    <span class="cdt">病人情况</span>
                    <!-- condition的缩写 -->
                    <div class="dropdown-content">
                        <!-- 下拉框 -->
                        <p class="ddb1">1</p>
                        <p class="ddb1">2</p>
                        <p class="ddb1">3</p>
                    </div>
                    <span class="triangle2"></span>
                    <!-- 倒三角形 -->
                </div>
            </div>
        </div>
    </header>
    <main>
        <div class="menu-bar">
            <!-- 菜单选项1 -->
            <div class="menu-bar1">
                <!-- 菜单选项内部盒子 -->
                <span class="icon1"></span>
                <!-- 日期雪碧图 -->
                <span class="Sd">服务日期</span>
                <!-- Service date的缩写 -->
            </div>
            <div class="menu-bar2">
                <!-- 菜单选项内部盒子2 -->
                <p>2015-7-5 至 2015-7-12</p>
                <div class="box5">
                    <!-- 时间箭头盒子 -->
                    <span class="price">25元/小时</span>
                    <span class="ra"></span>
                    <!-- right arrow右边箭头的缩写 -->
                </div>
            </div>
            <div class="tab">
                <!-- The address box的缩写 -->
                <span class="icon2"></span>
                <!-- 地址雪碧图 -->
                <span class="location">北京.通州.果园</span>
                <!-- 地址类名字 -->
            </div>
        </div>
        <div class="menu-bar">
            <!-- 菜单选项2 -->
            <div class="menu-bar1">
                <!-- 菜单选项内部盒子 -->
                <span class="icon1"></span>
                <!-- 日期雪碧图 -->
                <span class="Sd">服务日期</span>
                <!-- Service date的缩写 -->
            </div>
            <div class="menu-bar2">
                <!-- 菜单选项内部盒子2 -->
                <p>2015-7-5 至 2015-7-12</p>
                <div class="box5">
                    <!-- 时间箭头盒子 -->
                    <span class="price">35元/小时</span>
                    <span class="ra"></span>
                    <!-- right arrow右边箭头的缩写 -->
                </div>
            </div>
            <div class="tab">
                <!-- The address box的缩写 -->
                <span class="icon2"></span>
                <!-- 地址雪碧图 -->
                <span class="location">北京.通州.果园</span>
                <!-- 地址类名字 -->
            </div>
        </div>
        <div class="menu-bar">
            <!-- 菜单选项3 -->
            <div class="menu-bar1">
                <!-- 菜单选项内部盒子 -->
                <span class="icon1"></span>
                <!-- 日期雪碧图 -->
                <span class="Sd">服务日期</span>
                <!-- Service date的缩写 -->
            </div>
            <div class="menu-bar2">
                <!-- 菜单选项内部盒子2 -->
                <p>2015-7-5 至 2015-7-12</p>
                <div class="box5">
                    <!-- 时间箭头盒子 -->
                    <span class="price">45元/小时</span>
                    <span class="ra"></span>
                    <!-- right arrow右边箭头的缩写 -->
                </div>
            </div>
            <div class="tab">
                <!-- The address box的缩写 -->
                <span class="icon2"></span>
                <!-- 地址雪碧图 -->
                <span class="location">北京.通州.果园</span>
                <!-- 地址类名字 -->
            </div>
        </div>
        <div class="menu-bar">
            <!-- 菜单选项4 -->
            <div class="menu-bar1">
                <!-- 菜单选项内部盒子 -->
                <span class="icon1"></span>
                <!-- 日期雪碧图 -->
                <span class="Sd">服务日期</span>
                <!-- Service date的缩写 -->
            </div>
            <div class="menu-bar2">
                <!-- 菜单选项内部盒子2 -->
                <p>2015-7-5 至 2015-7-12</p>
                <div class="box5">
                    <!-- 时间箭头盒子 -->
                    <span class="price">45元/小时</span>
                    <span class="ra"></span>
                    <!-- right arrow右边箭头的缩写 -->
                </div>
            </div>
            <div class="tab">
                <!-- The address box的缩写 -->
                <span class="icon2"></span>
                <!-- 地址雪碧图 -->
                <span class="location">北京.通州.果园</span>
                <!-- 地址类名字 -->
            </div>
        </div>
        <div class="menu-bar5">
            <!-- 菜单选项5 -->
            <div class="menu-bar1">
                <!-- 菜单选项内部盒子 -->
                <span class="icon1"></span>
                <!-- 日期雪碧图 -->
                <span class="Sd">服务日期</span>
                <!-- Service date的缩写 -->
            </div>
            <div class="menu-bar2">
                <!-- 菜单选项内部盒子2 -->
                <p>2015-7-5 至 2015-7-12</p>
                <div class="box5">
                    <!-- 时间箭头盒子 -->
                    <span class="price">45元/小时</span>
                    <span class="ra"></span>
                    <!-- right arrow右边箭头的缩写 -->
                </div>
            </div>
            <div class="tab">
                <!-- The address box的缩写 -->
                <span class="icon2"></span>
                <!-- 地址雪碧图 -->
                <span class="location">北京.通州.果园</span>
                <!-- 地址类名字 -->
            </div>
        </div>
    </main>
    <footer>
        <div class="bottom-menu">
            <!-- 底部菜单栏 -->
            <span class="icon4"></span>
            <!-- 首页雪碧图 -->
            <button class="home-page">首页</button>
            <!-- 首页 -->
        </div>
        <div class="bottom-conten">
            <!-- 中心圆 -->
            <button class="icon5"></button>
            <!-- 中心的雪碧图 -->
        </div>
        <div class="right-option">
            <!-- 右边选项 -->
            <span class="icon6"></span>
            <!-- 右边的雪碧图 -->
            <button class="my">我的</button>
        </div>
    </footer>
</body>

</html>
html {
    font-size: 62.5%
}

body {
    font-size: 1.6rem;
    margin: 0;
}

header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1;
}

.box {
    height: 4.4rem;
    background-color: #5FC0CD;
    display: flex;
    justify-content: center;
    align-items: center;
}

.menu {
    margin-right: -5px;
    font-size: 1.7rem;
    width: 7.2rem;
    height: 3.5rem;
    color: white;
    background-color: #55A8B3;
    border: 1px solid #55A8B3;
    border-top-left-radius: .5rem;
    border-bottom-left-radius: .5rem;
}

.submenu {
    font-size: 1.7rem;
    width: 7.2rem;
    height: 3.5rem;
    color: #5FC0CD;
    background-color: white;
    border: 1px solid white;
    border-radius: .5rem;
    z-index: 1;
}

.icon {
    background: url(./css_sprites\ \(1\).png) no-repeat;
    width: 2.1rem;
    height: 2.2rem;
    background-position: -10px -10px;
    zoom: 0.5;
    position: absolute;
    border: 0;
    top: 1.1rem;
    right: 1.5rem;
}

.box1 {
    display: flex;
    height: 4rem;
    border-bottom: 1px solid #E1E5E7;
    text-align: center;
    background: white;
}

.ddb {
    position: relative;
    display: flex;
    flex-grow: 1;
    width: 100px;
}

.box2 {
    height: 4rem;
    position: relative;
    justify-content: center;
    align-items: center;
    flex-grow: 1;
}

.site {
    color: #999999;
    font-size: 1.4rem;
    line-height: 4rem;
}

.triangle {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #AFBAC0;
    position: absolute;
    top: 1.8rem;
    right: 6.6px;
}

.ddb1 {
    margin: 0;
    padding: 0;
    font-size: 1.4rem;
    display: block;
}

.dropdown-content {
    display: none;
    text-align: center;
    background-color: #5FC0CD;
    min-width: 1.2rem;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    top: 3.65rem;

}

.ddb1:hover {
    background: #AFBAC0;
}

.ddb:hover .dropdown-content {
    display: block;
}

.box3 {
    height: 4rem;
    justify-content: center;
    align-items: center;
    position: relative;
    flex-grow: 1;
    text-align: center;
    border-left: 1px solid #E1E5E7;
    border-right: 1px solid #E1E5E7;
}

.rad {
    line-height: 4rem;
    color: #999999;
    font-size: 1.4rem;
    flex-grow: 1;
}

.triangle1 {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #AFBAC0;
    position: absolute;
    top: 1.8rem;
    right: 7.4px;
}

.box4 {
    height: 4rem;
    width: 100%;
    justify-content: center;
    align-items: center;
    position: relative;
    flex-flow: 1;
    border-left: 0;
    border-right: 0;

}

.cdt {
    color: #999999;
    font-size: 1.4rem;
    line-height: 4rem;
}

.triangle2 {
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #AFBAC0;
    position: absolute;
    top: 1.8rem;
    right: 3.7px;
}

main {
    margin-top: 93px;
    margin-bottom: 69px;
}

.menu-bar {
    height: 9rem;
    border-bottom: 1px solid #E1E5E7;
    position: relative;
    line-height: 2.4rem;
}

.menu-bar1 {
    display: inline-block;
}

.icon1 {
    background: url(./css_sprites\ \(1\).png) no-repeat;
    background-position: -72px -74px;
    width: 2.2rem;
    height: 2.2rem;
    zoom: 0.5;
    position: absolute;
    top: 1.45rem;
    left: 1.5rem;
    display: inline-block;
}

.Sd {
    color: #5D5D5D;
    margin-left: 3.45rem;
    vertical-align: super;
    display: inline-block;
    margin-top: 1rem;
}
.menu-bar2{
   
}
p {
    margin: 0;
    padding: 0;
    margin-left: 3.4rem;
    font-size: 1.4rem;
    display: inline-block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.box5 {
    display: inline-block;
    margin-right: 1.6rem;
}

.price {
    font-size: 1.5rem;
    color: #E63B0E;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    width: 100%;
    height: 100%;
}

.ra {
    display: inline-block;
    border-right: 3px solid;
    border-bottom: 3px solid;
    width: 10px;
    height: 10px;
    transform: rotate(-45deg);
    color: #5FC0CD;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.icon2 {
    background: url(./css_sprites\ \(1\).png) no-repeat;
    background-position: -138px -10px;
    width: .85rem;
    height: 1.15rem;
    display: inline-block;
    top: 6.25rem;
    margin-left: 1.6rem;
    zoom: 0.5;
}

.location {
    color: #999999;
}

.option {
    height: 3.45rem;
    position: relative;
}

.icon3 {
    background: url(./css_sprites\ \(1\).png) no-repeat;
    background-position: -72px -74px;
    width: 2.2rem;
    height: 2.2rem;
    zoom: 0.5;
    top: 1.65rem;
    left: 1.6rem;
    position: absolute;
}

.Sd2 {
    color: #5D5D5D;
    margin-left: 3.45rem;
    vertical-align: super;
    display: inline-block;
    margin-top: 1.2rem;
}

footer {
    height: 4.95rem;
    border-top: 1px solid #E1E5E7;
    background-color: #F8FAFB;
    display: flex;
    justify-content: space-around;
    position: fixed;
    width: 100%;
    bottom: 0;
}

.icon4 {
    background: url(./css_sprites\ \(1\).png) no-repeat;
    background-position: -72px -10px;
    width: 2.3rem;
    height: 2rem;
    display: block;
    zoom: .5;
    margin: auto;
    margin-top: .6rem;
}

.home-page {
    font-size: 10px;
    color: #5FC0CD;
    border: 0;
    background-color: #F8FAFB;
}

.bottom-conten {
    width: 4.7rem;
    height: 4.7rem;
    background-color: #5FC0CD;
    border-radius: 50%;
    -moz-border-radius: 50%;
    -webkit-border-radius: 50%;
}

.icon5 {
    background: url(./css_sprites.png) no-repeat;
    background-position: -72px -74px;
    width: 2rem;
    height: 2rem;
    zoom: .5;
    display: block;
    margin-top: 1.35rem;
    margin-left: 1.5rem;
    border: 0;
}

.icon6 {
    background: url(./css_sprites\ \(1\).png) no-repeat;
    background-position: -10px -74px;
    width: 2.1rem;
    height: 2.1rem;
    display: block;
    zoom: .5;
    margin: auto;
    margin-top: .45rem;
}

.my {
    font-size: 10px;
    color: #999999;
    border: 0;
    background-color: #F8FAFB;
}

.menu-right {
    margin: 0 0 0 -5px;
}
.date{
    margin: 0;
    padding: 0;
    margin-left: 3.4rem;
    font-size: 1.4rem;
    display: inline-block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

该问题已被官方收录

固定定位与下面盒子margin重叠问题

1

1

定位

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

.header {
    position: fixed;
    height: 2.75rem;
    background-color: #5fc0cd;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
   
}

该问题已被官方收录

火狐浏览器下white-space:nowrap和浮动与谷歌浏览器表现不一致

1

1

兼容性

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">
    <style type="text/css">
        button {
            width: 300px;
            height: 300px;
            white-space: nowrap
        }
        .bo1 {
            background-color: red;
        }
        .box2 {
            width: 30px;
            height: 10px;
            background-color: blue;
            float: right;
        }
    </style>
</head>
<body>
    <button>
        我希望右边的蓝色快在我的右上方
        <span class="box2"></span>
        </buton>
</body>

</html>

该问题已被官方收录

如何让滚动条只在中间主题部分，不让滚动条出现在页眉和页脚部分？

1

1

布局

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

.header {
    position: fixed;
    top: 0px;
    z-index: 10;
    width: 100%;
    height: 14rem;
    background-color: #f8fafb;
}

 <div style="height:14rem;"></div>

<div class="row main-body">

该问题已被官方收录

雪碧图和文字放在同一个元素，文字换行显示

1

1

雪碧图布局

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>详情</title>
    <style pyte="txet/css">
html { 
    font-size:312.5%; 
} 
body { 
    margin:0 ;
    font-size: initial;  
}
header {
    position: sticky;
    top:0;
    height: .88rem;
    background-color: #5FC0CD;
    line-height: .88rem;
    text-align: center;
    word-spacing:-.16rem;
    z-index: 1;
}
.guzhu{
    width:1.44rem;
    height: .7rem;
    border-radius:.15rem;
    border: none;
    background-color:#55A8B3;
    outline: none; 
    font-size: .34rem;
    color:#FFFFFF;
}
.hugong{
    width:1.44rem;
    height: 0.7rem;
    border-radius: .15rem;
    border: none;
    background-color:#FFFFFF;
    font-size: .34rem;
    font-size: 0.34rem;
    outline: none; 
    color:#55A8B3;
}
.top-right{
    float: right;
    width: .42rem;
    height: .42rem;
    margin: .22rem .3rem 0 -.5rem;
    background:url(task7-css6.png) no-repeat 0 0;

}
.box{
    display:flex;
    align-items: center;
    justify-content: center;
    height: 0.8rem;
    background-color:#FFFFFF;
}

/* 下拉框 */
.dropdown {
    flex: 1;
    position: relative;
    display: inline-block;
    border-top:0.01rem solid #e1e5e7;
    border-bottom: 0.01rem solid #e1e5e7;
    line-height:0.8rem;
    text-align: center;
    font-size:0.28rem;
    color:#999999;
}
.sjx{
    float: right;
    border-width: 0.1rem;
    border-style: solid;
    border-color: #AFBAC0 transparent transparent transparent;
    margin: 0.36rem 0.12rem 0 0;
}
ul,li{
    margin: 0;
    padding:0;
    list-style: none;
}

/* 下拉菜单 */
.dropdown-content {
    display: none;
    position: absolute;
    width: 100%;
    background-color: #f9f9f9;
}
.dropdown:hover .dropdown-content {
    display: block;
}

/* 下拉项点击颜色 */
li.li:hover{
    background-color: #5FC0CD;
}
.main-box{
    display: flex;
    align-items: center;
    height: 1.8rem;
    border-bottom: .001rem solid #E1E5E7;
    background: #FFFFFF;
}
.content-box{
    width: 100%;
    height: 1.2rem;
    border: .01rem solid red;
    line-height: 1.2rem;
}
.date{
    height: .3rem;
    padding-left: .4rem;
    margin: 0 0 0 .3rem;
    background: url(task7-css6.png) no-repeat 0 -.6rem;
    font-size:.24rem;
    /* 字符间距 */
    letter-spacing: .03rem;
    color: #999999;
}

    </style>
</head>
<body>
    <header>
        <button type="button" class="guzhu">找雇主</button>
        <button type="button" class="hugong">找护工</button>
        <a class="top-right" href="www.xxxxx.com"></a>  
    </header>
    <main>
        <div class="box">
            <div class="dropdown">
                <span>所在地
                    <span class="sjx"></span>
                </span>
                <ul class="dropdown-content">
                    <li class="li">北京</li>
                    <li>上海</li>
                    <li>苏州</li>
                </ul>
            </div>
            <div class="dropdown">
                <span>食宿
                    <span class="sjx"></span>
                </span>
                <ul class="dropdown-content">
                    <li>一日一餐</li>
                    <li>一日两餐</li>
                    <li>一日三餐</li>
                </ul>
            </div>
            <div class="dropdown">
                <span>病人情况
                    <span class="sjx"></span>
                </span>
                <ul class="dropdown-content">
                    <li>能自理</li>
                    <li>不能自理</li>
                    <li>手术后</li>
                </ul>
            </div>
        </div>
        <ul>
            <li class="main-box">
                <ul class="content-box">
                    <li class="date">服务日期</li>

                </ul>
            </li>
        </ul>
    </main>

</body>
</html>

去第页

Copyright ©2015 北京葡萄藤信息技术有限公司 All Rights Reserved | 京ICP备15035574号-1