/* 通用样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.hidden {
    display: none;
}

.icon-button {
    border: 0;
    background: transparent;
    cursor: pointer;
}

.text-button {
    border: 0;
    background: transparent;
    cursor: pointer;
}

.text-area {
    border-left: 0px solid;
    border-right: 0px solid;
    border-top: 0px solid;
    font-family: SimHei;
    font-size: 52px;
    color: Gray;
    outline: none;
    background-color: #f4f4f4;
}

.calculator-container {
    display: flex;
    justify-content: center;
    margin-top: 50px;
}

.calculator {
    width: 300px;
    background-color: #fff;
    border: 1px solid #ccc;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.calculator input {
    width: 100%;
    height: 50px;
    font-size: 24px;
    text-align: right;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 10px;
    margin-bottom: 10px;
    outline: none;
}

.calculator .list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.calculator .list li {
    background-color: #f9f9f9;
    border: 1px solid #ccc;
    border-radius: 5px;
    text-align: center;
    line-height: 50px;
    font-size: 20px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.calculator .list li:hover {
    background-color: #ddd;
}

.history {
    width: 200px;
    margin-left: 20px;
    background-color: #fff;
    border: 1px solid #ccc;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.history h3 {
    margin-bottom: 10px;
    font-size: 18px;
}

.history ul {
    list-style: none;
    padding: 0;
}

.history ul li {
    padding: 5px 0;
    border-bottom: 1px solid #eee;
    font-size: 14px;
}

@font-face {
  font-family: "iconfont"; /* Project id 2407052 */
  src: url('//at.alicdn.com/t/c/font_2407052_cj2dgireil.woff2?t=1663661064573') format('woff2'),
       url('//at.alicdn.com/t/c/font_2407052_cj2dgireil.woff?t=1663661064573') format('woff'),
       url('//at.alicdn.com/t/c/font_2407052_cj2dgireil.ttf?t=1663661064573') format('truetype');
}

.iconfont {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.icon-shu:before {
  content: "\e600";
}

.icon-zhishidian:before {
  content: "\e61d";
}

.icon-yundong:before {
  content: "\e807";
}

.icon-erweima:before {
  content: "\e642";
}

.icon-feiji:before {
  content: "\e6ae";
}

.icon-chongdianzhong:before {
  content: "\e618";
}

.icon-xinhao:before {
  content: "\e60a";
}

.icon-gouwuche:before {
  content: "\e899";
}

.icon-feijizhong:before {
  content: "\e8bf";
}

.icon-woniu:before {
  content: "\e602";
}

.icon-huomiao:before {
  content: "\e689";
}

.icon-shubiao:before {
  content: "\e635";
}

.icon-tiaowu:before {
  content: "\e609";
}

.icon-pingguo1:before {
  content: "\e603";
}

.icon-maomi:before {
  content: "\e605";
}

.icon-yu:before {
  content: "\e606";
}

.icon-xiangjiao:before {
  content: "\e60e";
}

.icon-putao:before {
  content: "\e60d";
}

.icon-pangxie:before {
  content: "\e628";
}

.icon-jiaozi:before {
  content: "\e62a";
}

.icon-zihangche:before {
  content: "\ec69";
}

.icon-ico:before {
  content: "\e646";
}

.icon-kouhong:before {
  content: "\e612";
}

.icon-taozi:before {
  content: "\e619";
}

.icon-brake:before {
  content: "\e771";
}

.icon-paojishou:before {
  content: "\e621";
}

.icon-di:before {
  content: "\e610";
}

.icon-baozi:before {
  content: "\e808";
}

.icon-xuehua:before {
  content: "\e655";
}

.icon-qiangzhi:before {
  content: "\e688";
}

.icon-base-signal:before {
  content: "\e958";
}

.icon-chongdianzhong1:before {
  content: "\e7ac";
}

.icon-jidan:before {
  content: "\e61f";
}

.icon-xiaoji:before {
  content: "\e6bf";
}

.icon-zhuashou-01:before {
  content: "\e607";
}

.icon-daojishi:before {
  content: "\e705";
}

.icon-marketingturntablelottery:before {
  content: "\e671";
}

.icon-niuren:before {
  content: "\e789";
}

.icon-icon-test:before {
  content: "\e617";
}

.icon-yuyin:before {
  content: "\e61e";
}

.icon-ANT-black:before {
  content: "\e627";
}

.icon-ant-cloud:before {
  content: "\eb4f";
}

.icon-meiguihua:before {
  content: "\e6c0";
}

.icon-huahuaduoqingxin:before {
  content: "\e6af";
}

.icon-xingxing:before {
  content: "\e616";
}

.icon-tiyu-jijian:before {
  content: "\e65d";
}

.icon-dao:before {
  content: "\e626";
}

.icon-wuxing:before {
  content: "\e61c";
}

.icon-huaxue:before {
  content: "\e722";
}

.icon-shiyan:before {
  content: "\e6ba";
}

.icon-biaoshilei_yuechi:before {
  content: "\e61b";
}

.icon-yinle:before {
  content: "\e62e";
}

.icon-bijiben:before {
  content: "\e625";
}

.icon-bi:before {
  content: "\e742";
}

.icon-biji:before {
  content: "\e62d";
}

.icon-pingguo:before {
  content: "\e60b";
}

.icon-xigua:before {
  content: "\e604";
}

.icon-niu:before {
  content: "\e67c";
}

.icon-yezishu:before {
  content: "\e629";
}

.icon-Vegetables-:before {
  content: "\e63d";
}

.icon-chishucai:before {
  content: "\e601";
}

.icon-shu-1:before {
  content: "\e61a";
}

.icon-niu1:before {
  content: "\e608";
}

.icon-baoxincai:before {
  content: "\e63e";
}