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

option居中

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1

通用

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;
}

用fiexd定位

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

footer{
    position: fixed;
    width: 100%;
    bottom: 0;
    background-color: white;
}

一开始设置的是杀手跟平民有一方全部死亡才结束，后来换了杀手与平民同数量即杀手胜

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

sessionStorage.removeItem("dayNumberTF");
var square = document.getElementsByClassName("square");
var square1 = document.getElementsByClassName("square-1");
var square2 = document.getElementsByClassName("square-2");
var lenSquare = JSON.parse(localStorage.kCArray).length;
var squareArray = JSON.parse(localStorage.kCArray);
var dieNA = new Array();
var dieNumber;
if (sessionStorage.speak == undefined) {
    document.getElementsByClassName("speak")[0].innerHTML = "杀手请选择要杀死的目标";
    sessionStorage.speak = true;
}
else {
    document.getElementsByClassName("speak")[0].innerHTML = "大家请投票";
    sessionStorage.removeItem("speak");
}
for (var i = 1; i < lenSquare; i++) {
    var newSquare = square[0].cloneNode(true);
    square[0].parentNode.appendChild(newSquare);
}
for (x in squareArray) {
    square1[x].innerHTML = squareArray[x];
    square2[x].innerHTML = 1 + Number(x);
}
for (let i = 0; i < lenSquare; i++) {
    document.getElementsByClassName("square")[i].addEventListener("click", function () {
        for (let n = 0; n < lenSquare; n++) {
            document.getElementsByClassName("hover-pen")[n].style.display = "none";
        }
        if (JSON.parse(sessionStorage.dieNAS).indexOf(i) == -1) {
            document.getElementsByClassName("hover-pen")[i].style.display = "block";
        }
        dieNumber = i;
    });
}
if (sessionStorage.undefined == undefined) {
    sessionStorage.dieNAS = JSON.stringify(dieNA);
    sessionStorage.undefined = "aaa";
}
if (sessionStorage.a) {
    for (x in JSON.parse(sessionStorage.dieNAS)) {
        document.getElementsByClassName("square-1")[JSON.parse(sessionStorage.dieNAS)[x]].style.background = "gray";
        document.getElementsByClassName("square-2")[JSON.parse(sessionStorage.dieNAS)[x]].style.background = "gray";
        document.getElementsByClassName("square-2")[JSON.parse(sessionStorage.dieNAS)[x]].style.color = "black";
    }
}
function titleR() {
    window.location.href = "../html/task13-3.html";
    sessionStorage.clear();
    localStorage.killer = 2;
    localStorage.civilian = 6;
}
function startGame() {
    if (dieNumber == undefined) {
        alert("请选择一个人");
    }  
    else if (squareArray[dieNumber] == "杀手" && sessionStorage.killerCK) {
        alert("不能选择自己");
    } 
    else if (sessionStorage.dieNAS.indexOf(dieNumber) != -1) {
        alert("不能杀死已死亡的人");
    } 
    else if (sessionStorage.dieNAS.indexOf(dieNumber) == -1) {
        dieNA.push(dieNumber);
        sessionStorage.dieNAS = JSON.stringify(JSON.parse(sessionStorage.dieNAS).concat(dieNA));
        for (x in JSON.parse(sessionStorage.dieNAS)) {
            squareArray.splice(JSON.parse(sessionStorage.dieNAS)[x],1);
            squareArray.splice(JSON.parse(sessionStorage.dieNAS)[x],0,"0");
        }
        if (squareArray.indexOf("杀手") == -1) {
            location.href = "task13-2.html";
            sessionStorage.civilianVictory = true; 
        }
        

        for (var y = 0; squareArray.indexOf("杀手") >= 0; y++) {
            squareArray.splice(squareArray.indexOf("杀手"),1);
        }
        for (var yy = 0; squareArray.indexOf("平民") >= 0; yy++) {
            squareArray.splice(squareArray.indexOf("平民"),1);
        }
        sessionStorage.killerRemains = y;
        sessionStorage.civilianRemains = yy;   
        if (y == yy) {
            location.href = "task13-2.html";
            sessionStorage.killerVictory = true;
        }
        else {
            location.href = "task4.html";
        }
    }
}

border在浏览器中显示的最小宽度

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1

属性

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

    border: 0.05rem solid #c9c9c9;

移动端与PC端适配

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1

媒体查询

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

media only screen and (min-width: 401px){
    html {
        font-size: 25px !important;
    }
}
@media only screen and (min-width: 428px){
    html {
        font-size: 26.75px !important;
    }
}
@media only screen and (min-width: 481px){
    html {
        font-size: 30px !important;
    }
}
@media only screen and (min-width: 569px){
    html {
        font-size: 35px !important;
    }
}
@media only screen and (min-width: 641px){
    html {
        font-size: 40px !important;
    }
}

@media only screen and (min-width: 768px){
    html {
        font-size: 48px !important;
    }
}

@media only screen and (min-width: 1024px){
    html {
        font-size: 64px !important;
    }
}
@media only screen and (min-width: 1440px){
    html {
        font-size: 90px !important;
    }
}

如何清除下拉框的滚动条，还能滑动，使其达到更美观。

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1

通用通用

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

filterBox {
    margin-top: 4.4rem;
    display: flex;
    color: #999;
    border-bottom: 1px solid #e1e5e7;
}

.one-filter,
.two-filter,
.three-filter {
    width: 33.3%;
    height: 4rem;
    line-height: 4rem;
    font-size: 1.2rem;
    text-align: center;
    border-right: 1px solid #e1e5e7;
    position: relative;
    cursor: pointer;
}

.city,
.Roomboard,
.patient-situation {
    overflow: auto;
    min-width: 100%;
    height: 20rem;
    display: none;
    position: absolute;
    background-color: #fbf7f7;
    overflow: auto;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
}

.one-filter:hover .city,
.two-filter:hover .Roomboard,
.three-filter:hover .patient-situation {
    display: block;
}

angular-ui-sortable拖动排序的配置问题

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

1

如何在任务八中实现gird布局

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1

管理工具

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 图片

class="cursor-pointer"> 文本

bootstrap中的col-xs-*,col-sm-*,col-的意义

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1

响应式媒体查询

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>

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>