/* body {
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  background-color: #f7f7f7;
} */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
    /* height: 150px; */
  z-index: 999;

  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}


body {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  /* padding-top: 150px; 和 header 高度一致 */
  color: #333;
  line-height: 1.6;
   margin: 0;
            padding: 0;
  padding-top: 165px;
}


.wrapper {
  max-width: 760px;
  margin: 40px auto;
  padding: 0 20px;
  display: flex;
  justify-content: center;
  /* 居中整体内容 */
  align-items: flex-start;
  /* 顶部对齐 */
  gap: 40px;
  /* 元素间距 */
  padding: 20px;
  width: 100%;
  max-width: 960px;
  /* 或 800px，根据页面内容调整 */
  margin: 0 auto;
  /* 居中关键 */
  padding: 10px;
}

.container {
  position: relative;
  max-width: 700px;
  margin: 0 auto 40px auto;
  display: flex;
  align-items: center;
  position: relative;
}

.image-box {
  width: 400px;
  height: 280px;
  overflow: hidden;
  border: 1px solid #ccc;
  background-color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  /* border: 2px solid rgb(92, 140, 241); */
}

.image-box img {
  /* width: 100%;
  height: auto; 
  max-height: 100%;
  object-fit: contain; */
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.arrow {
  background-color: transparent;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  user-select: none;
  padding: 10px;
  color: #d6caca;
}

.arrow:hover {
  color: #948e8e98;
}


.table-container {
  width: 80%;
  max-width: 800px;
  background-color: #ffffff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

h1 {
  display: inline-block;
  display: block; 
  /* 或保持 inline-block */
  /* width: fit-content;*/
   /*使宽度自适应*/
  margin: 20px auto;
  padding: 10px 20px;
  background-color: #87CEFA;
  /* 天蓝色 */
  color: white;
  font-size: 28px;
  text-align: center;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
 
}

h2 {
  /* text-align: center; */
  color: #333;
  margin-bottom: 20px;
}

body {
  margin: 0;
  padding: 0;
  background-color: #f9fbfd;
  font-family: 'Segoe UI', sans-serif;
}

.container0 {
  width: 100%;
  max-width: 960px;
  /* 或 800px，根据页面内容调整 */
  margin: 0 auto;
  /* 居中关键 */
  padding-top: 180px;

}

.container2 {
  width: 100%;
  max-width: 960px;
  /* 或 800px，根据页面内容调整 */
  margin: 0 auto;
  /* 居中关键 */
  padding: 20px;
  box-sizing: border-box;
}

.container3 {
  width: 100%;
  max-width: 960px;
  /* 或 800px，根据页面内容调整 */
  margin: 0 auto;
  /* 居中关键 */
  padding: 20px;
  box-sizing: border-box;
}

.container4 {
  width: 100%;
  max-width: 960px;
  /* 或 800px，根据页面内容调整 */
  margin: 0 auto;
  /* 居中关键 */
}

h3 {
  font-size: 24px;
  margin-bottom: 10px;
  color: #333;
}

hr {
  border: none;
  border-top: 2px solid #87CEFA;
  margin-bottom: 20px;
}

ul {
  padding-left: 20px;
}

li {
  margin-bottom: 10px;
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
}

p {
  line-height: 1.8;
  color: #444;
}

table {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  /* 横向居中 */
  border-collapse: collapse;
  background-color: white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  table-layout: auto;
  /* 关键设置：让列宽根据内容自适应 */
}

th,
td {
  border: 1px solid #ccc;
  padding: 12px 16px;
  text-align: center;
  white-space: nowrap;
  /* 防止文字换行 */
  overflow: hidden;
  /* 可选：隐藏超出 */
  text-overflow: ellipsis;
  /* 可选：显示省略号 */
}

thead {
  background-color: #87CEFA;
  color: white;
}

tbody tr:nth-child(even) {
  background-color: #f2f9ff;
}