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

亚马逊运营

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

sass里：nth-of-type()的问题

0

2

sass

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

先上代码

html

<div class="first">
<div class="star">☆</div>
<p class="text">住家</p>
<div class="star">☆</div>
<p class="text">不含餐</p>
</div>
<div class="second">
<p class="job">从业年限</p>
<p class="years">0~3年</p>
</div>
<div class="second">
<p class="job">工作时间</p>
<p class="years">全天</p>
</div>
<div class="second">
<p class="job">服务价格</p>
<p class="years">25元/小时</p>
</div>
<div class="second">
<p class="job">自我介绍</p>
<p class="years"> 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。
</p>
</div>
scss

.second {
@extend %text;
margin-left: .6rem;
.job {
@extend %margin;
padding-right: .26rem;
color: nth($list: $color, $n: 3);
border-right: solid .01rem nth($list: $color, $n: 3);
}
.years {
@extend %margin;
padding-left: .1rem;
&:nth-of-type(3) {
color: #e26163;
}
}
}

该问题已被官方收录

option如何居中

1

2

表单元素下拉菜单居中

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

为什么没有给两个按钮设置任何属性它们之间会有间隙

3

2

布局

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<button class="button-1">找雇主</button>
        <button class="button-2">找护工</button>

该问题已被官方收录

使用ul模拟下拉列表的时候，下拉列表背景出现透明

0

1

布局下拉菜单

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

/* CSS 代码 */
       .header {
            position: fixed;
            top: 0;
            right: 0;
            width: 100%;
            height: 80px; }

        .header .select {
            width: 100%;
            height: 35px;
            background-color: #fff;
            border-bottom: 1px solid #eee; }

        .select:after {
            content: '';
            display: block;
            clear: both; }

        .select .adress,
        .select .eat,
        .select .condition {
            position: relative;
            float: left;
            width: 33.3%;
            font-size: 14px;
            line-height: 35px;
            margin: 0 auto;
            text-align: center; }

        .select .arrow {
            position: absolute;
            top: 15px;
            right: 5px;
            width: 10px;
            height: 8px;
            background: url(./img/task6.png) no-repeat -130px 0;
            -webkit-background-size: 250px;
            background-size: 250px; }

        .select .adlist,
        .select .eatlist,
        .select .conlist {
            height: 0;
            overflow: hidden;
            transition: all 0.5s ease; }

        .select .adlist li,
        .select .eatlist li,
        .select .conlist li {
            width: 100%;
            background-color: #fafafa;
            text-align: center; }

        .select .split {
            position: absolute;
            top: 0;
            right: 0;
            width: 1px;
            height: 35px;
            background: url(./img/task6.png) no-repeat -370px 50%;
            -webkit-background-size: 400px 35px;
            background-size: 400px 35px; }

        .select .adress:hover .adlist,
        .select .eat:hover .eatlist,
        .select .condition:hover .conlist {
            height: 180px; }

        .main {
            width: 100%;}

        .wrapper {
            width: 100%;
            position: absolute;
            top: 35px; }

        .list {
            width: 100%; }

        .list .item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            font-size: 14px;
            border-bottom: 1px solid #ccc; }

        .item .info {
            width: 100%; }

        .item .info .date,
        .item .info .time,
        .item .info .local {
            position: relative;
            margin-top: 10px;
            margin-bottom: 10px;
            padding-left: 35px;
            width: 70%;
            color: #999;
            white-space: nowrap;
            text-overflow: ellipsis;
            overflow: hidden; }

        .item .info .time {
            font-size: 12px;
            color: #000; }

        .item .price {
            position: relative;
            color: #e63b0e;
            margin-right: 25px;
            white-space: nowrap; }

        .item .date:before {
            position: absolute;
            top: 3px;
            left: 15px;
            content: '';
            display: block;
            width: 14px;
            height: 13px;
            background: url(./img/task6.png) no-repeat;
            -webkit-background-size: 230px;
            background-size: 230px; }

        .item .local:before {
            position: absolute;
            top: 3px;
            left: 15px;
            content: '';
            display: block;
            width: 14px;
            height: 13px;
            background: url(./img/task6.png) no-repeat -62px 0;
            -webkit-background-size: 230px;
            background-size: 230px; }

        .item .price:after {
            position: absolute;
            top: 3px;
            right: -15px;
            content: '';
            display: block;
            width: 10px;
            height: 10px;
            border: 2px solid #5fc0cd;
            border-left: 2px solid rgba(95, 192, 205, 0);
            border-bottom: 2px solid rgba(95, 192, 205, 0);
            transform: rotateZ(45deg); }

<!-- html 代码 -->
 <header class="header">
        <div class="select">
            <ul>
                <li class="adress">
                    <p>所在地</p>
                    <div class="arrow"></div>
                    <ul class="adlist">
                        <li>定位</li>
                        <li>龙华区</li>
                        <li>龙岗区</li>
                        <li>宝安区</li>
                        <li>福田区</li>
                    </ul>
                    <div class="split"></div>
                </li>
                <li class="eat">
                    <p>食宿</p>
                    <div class="arrow"></div>
                    <ul class="eatlist">
                        <li>需要</li>
                        <li>不需要</li>
                    </ul>
                    <div class="split"></div>
                </li>
                <li class="condition">
                    <p>病人情况</p>
                    <div class="arrow"></div>
                    <ul class="conlist">
                        <li>健康</li>
                        <li>良好</li>
                        <li>一般</li>
                    </ul>
                </li>
            </ul>
        </div>
    </header>
    <main class="main">
        <div class="wrapper">
            <ul class="list">
                <li class="item">
                    <div class="info">
                        <p class="date">服务日期</p>
                        <p class="time">2015-7-5 至 2015-7-12</p>
                        <p class="local">北京·通州·果园</p>
                    </div>
                    <div class="price"><p>25元/小时</p></div>
                </li>
                <li class="item">
                    <div class="info">
                        <p class="date">服务日期</p>
                        <p class="time">2015-7-5 至 2015-7-12</p>
                        <p class="local">北京·通州·果园</p>
                    </div>
                    <div class="price"><p>25元/小时</p></div>
                </li>
            </ul>
        </div>
    </main>

该问题已被官方收录

gulp合并文件具体的操作流程是什么样？

0

1

打包工具

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

gulp.task('scss',function(){
    gulp.src('src/scss/*.scss')
        .pipe(sass().on('error',sass.logError))
        .pipe(gulp.dest('lib/css'))
        .pipe(rename({suffix:".min"}))
        .pipe(cssmin())
        .pipe(gulp.dest('dist/css'))
});

该问题已被官方收录

使用LESS编码时，less应该如何来写，是开头直接编译好，还是像CSS一样。

0

1

Less

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

CSS：
@color:red;
@colora:#b3b3b3;
@colorb:#e5e5e5;
@background:#fff;
@backgrounda:#5fc0cd;
.top{
  display: flex;
  justify-content: space-between;
  align-items: center;
  background:#5fc0cd;
}
.button1{
  outline: none;
  cursor: pointer;
  border: 1px solid #55a8b3;
  color: #fff;
  background: #55a8b3;
  font-size: 28px;
  border-radius: 10%;
}
.button2{
  outline: none;
  cursor: pointer;
  border: 1px solid #fff;
  color: #55a8b3;
  background: #fff;
  font-size: 28px;
  margin-left: -.5rem;
  border-radius: 10%;
}
.footer{
  height: 23rem;
  background:#fff;
}

html{
  font-size: 62.5%;
}
body{
  margin: 0;
  padding: 0;
}
select{
  margin: 0;
  padding: 0;
}
.nav1{
  .top
}
.nav2{
  .button1;
}
.nav3{
  .button2;
  margin:1rem -.5rem;
}
.nav4{
  padding-right: 2rem;
}
main header{
  height: 4rem;
  border-bottom: 1px solid gainsboro;
}
select{
  width: 32.5%;
  border: 0;
  text-align-last: center;  //可以使下拉菜单，文本居中。
  height: 3.5rem;
  outline: none;
  border-right: 1px solid @colora;
  color:@colorb;
  font-size: 2.8rem;
}
.main1{
  .footer;
  padding-left: 1rem;
  margin: 1.5rem 0 .5rem 0;
  border-bottom: 1px solid gainsboro;
  font-size: 2.8vw;
  .main2{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
  }
  .main3{
    display: flex;
    align-items: center;
    padding-left: 3rem;
  }
  .main4{
    display: flex;
    align-items: center;
    margin-bottom: 3rem;
    padding-top: 2rem;
    padding-right: 2rem;
    img{
      padding-top: 1rem;
      width: 2.8vw;
    }
  }
  .main5{
    .main3;
    color:@color;
  }
}
@media screen and (max-width: 900px){
  .main1{
    height: 20rem;
  }
}
@media screen and (max-width: 800px) {
  .main1{
    height: 16rem;
  }
}
footer{
  display: flex;
  justify-content: space-around;
  height: 6.5rem;
  background: #f8fafb;
  .footer1{
    margin-top: 1rem;
    text-align: center;
    color: #5fc0cd;
  }
  .footer2{
    margin-top: 1rem;
    text-align: center;
    color: gainsboro;
  }
}

该问题已被官方收录

怎样使边框颜色渐变

3

1

渐变

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="head-of-form">
    <div>
        <div class="nav-head">
            <span>所在地</span>
            <div class="icon"></div>
        </div>
        <div class="drop-down-content">广州</div>
        <div class="drop-down-content">深圳</div>
        <div class="drop-down-content">珠海</div>
    </div>
    <div>
        <div class="nav-head">
            <span>食宿</span>
            <div class="icon"></div>
        </div>
        <div class="drop-down-content">最便宜</div>
        <div class="drop-down-content">一般般</div>
        <div class="drop-down-content">最昂贵</div>
    </div>
    <div>
        <div class="nav-head">
            <span>病人情况</span>
            <div class="icon"></div>
        </div>
        <div class="drop-down-content">最帅</div>
        <div class="drop-down-content">最美</div>
        <div class="drop-down-content">最可爱</div>
    </div>
</div>

该问题已被官方收录

给小箭头设置旋转后，小箭头浮动在上面的fixed定位的上面

1

1

定位

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

 .arrows {
  width: .2rem;
  height: .2rem;
  border-top: 2px solid #5fc0cd;
  border-right: 2px solid #5fc0cd;
  transform: rotate(45deg);
}

该问题已被官方收录

设置了最大宽度，子元素设置百分比,同时设置了相对视窗定位，会超出我设定的最大宽度

0

1

自适应

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

body {
  margin: 0;
  padding: 0; }

.max-wid {
  max-width: 780px;
  min-width: 320px;
  height: 100vh;
  margin: auto; }

header {
  position: fixed;
  top: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0;
  line-height: 40px;
  font-size: 20px;
  color: #ffffff;
  background: #5fc0cd; }
  header img {
    height: 20px; }

该问题已被官方收录

select下拉菜单样式修改

1

1

下拉菜单表单元素

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<select class="list-ads" name="list-ads">
                <option value="a1" style="font-size: 13px;">所在地</option>
                <option value="a2" style="font-size: 13px;">上海</option>
                <option value="a3" style="font-size: 13px;">广州</option>
                <option value="a4" style="font-size: 13px;">深圳</option>
            </select>

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