zhxy/我的文件/yang.html

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<!-- <link rel="stylesheet" type="text/css" href="css/normalize.css" charset="utf-8"></link> -->
<link rel="shortcut icon" href="bitbug_favicon.ico" type="image/x-icon">
<title>我的介绍</title>
<!-- #795548 -->
<style>
.container {
background: #795548;
box-sizing: border-box;
display: flex;
flex-flow: column wrap;
height: 80vh;
margin-bottom: 5vh;
text-align: center;
text-transform: uppercase;
width: 90vw;
}
.card {
align-items: center;
background: white;
background-size: cover;
border: 5px solid white;
box-sizing: border-box;
color: white;
/*display: flex;*/
flex-grow: 0;
/*font-family: sans-serif;*/
font-family: 'Hiragino Sans GB', arial, tahoma,'\5b8b\4f53', sans-serif;
font-size: 16px;
font-weight: bold;
height: 50%;
justify-content: center;
outline: 5px solid white;
text-shadow: 0 0 5px black;
// Setting the heights of the elements so they meet
// nicely at the bottom of the container
&:nth-child(6n - 5) {
height: 25%;
}
&:nth-child(6n-4) {
height: 75%;
}
&:nth-child(6n-3) {
height: 50%;
}
&:nth-child(6n-2) {
height: 50%;
}
&:nth-child(6n-1) {
height: 66.666%;
}
&:nth-child(6n) {
height: 33.333%;
}
}
// Presentational Styles
body {
margin: 0;
}
.background {
align-items: center;
background: #795548;
display: flex;
flex-direction: column;
height: 100vh;
justify-content: center;
width: 100vw;
}
button {
background: white;
border: 2px solid transparent;
border-radius: 0;
color: #FF648A;
cursor: pointer;
font-size: 24px;
font-weight: bold;
padding: 10px 20px;
transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
&:hover {
background-color: #FF648A;
border: 2px solid white;
color: white;
}
}
</style>
</head>
<body>
<div class="background">
<div class="container" data-container>
<div class="card" data-card style="background-image: url('images/1.jpg')">1.检测开发板是否与主机互通</div>
<div class="card" style="background-image: url('images/2.jpg')">2.跑通开发板上的代码</div>
<div class="card" style="background-image: url('images/3.jpg')">3.进行前端网页的设计与编写</div>
<div class="card" style="background-image: url('images/4.jpg')">4.将自己所写网页与源代码合并</div>
<div class="card" style="background-image: url('images/5.jpg')">5.代码挂到开发板上ID卡上并访问</div>
<div class="card" style="background-image: url('images/6.jpg')">6.文档的撰写</div>
<!-- https://source.unsplash.com/random/6 -->
</div>
<div class="buttons">
<button data-remove></button>
<button data-add>+</button>
</div>
</div>
</body>
<script>
// This JS is not needed for the layout to work.
// All it does it add/remove images.
const add = document.querySelector('[data-add]');
const remove = document.querySelector('[data-remove]');
const card = document.querySelector('[data-card]');
const container = document.querySelector('[data-container]');
let number = 7;
add.addEventListener('click', () => {
/* var arr[10] = {"1.检测开发板是否与主机互通","2.跑通开发板上的代码","3.进行前端网页的设计与编写","4.将自己所写网页与源代码合并","5.代码挂到开发板上ID卡上并访问","5.代码挂到开发板上ID卡上并访问","6.文档的撰写","7","8","9","10"}*/
const addCard = card.cloneNode(true);
// 'https://source.unsplash.com/random/${Math.floor(Math.random() * 100)}'
const image = `url('images/${Math.floor(Math.random() * 10)}.jpg')`;
addCard.style.backgroundImage = image;
addCard.innerHTML = number;
container.appendChild(addCard);
number++;
});
remove.addEventListener('click', () => {
if (container.childElementCount > 0) {
container.removeChild(container.lastElementChild);
}
if (number > 1) {
number--;
}
});
</script>
</html>