motsu0

.a4-page{
  padding: 0 50px;
}
.a4-page+.a4-page{
  border-top: 1px solid #333;
}
.page-title{
  margin: 20px 0;
  text-align: center;
  font-size: 1.2rem;

motsu0

.bt-area{
  text-align: center;
  margin: 30px auto;
}
.bt1,.bt2-outer{
  display: inline-block;
  vertical-align: bottom;
  margin: 20px;
}
.bt1{

motsu0

@media print{
  body,article.kiji{
    padding: 0;
    margin: 0;
  }
  .not-print{
    display: none;
  }
  .a4-page{
    box-sizing: border-box;

motsu0

//空配列生成
let arr = [];
let arr = new Array();
//任意長の配列生成
let arr = new Array(INT);
//一次元配列のコピー
let copy = arr.slice();
let copy = arr.concat();
//多次元配列のコピー
let copy = JSON.parse(JSON.stringify(arr));

motsu0

<p id="output-1"></p>
<p><button id="bt-1">画像読み込み開始</button></p>

motsu0

<p id="output-2"></p>
<p><button id="bt-2">画像読み込み開始</button></p>

motsu0

.cb-set{
  display: inline-block;
  font-size: 0;
  letter-spacing: 0;
}
.cb-set + .cb-set{
  margin-left: 10px;
}
.checkbox,.label-cb{
  position: relative;

motsu0

/*!
 * include-html.js v1.0
 *
 * Copyright (c) 2022 motsu
 *
 * Released under the MIT license.
 * see https://opensource.org/licenses/MIT
 */
 function includeHtml(args){
  //ini

motsu0

<div>
  <p>sample-01</p>
  <div id="sapmle-div">
    <p>sample-02</p>
  </div>
  <p>sample-03</p>
</div>

motsu0

<div>
  <div id="sample-parent">#sample-parent</div>
  <div class="sample-parent">.sample-parent</div>
  <div class="sample-parent">.sample-parent</div>
  <div class="sample-parent">.sample-parent</div>
</div>