table {
    margin: 10px 0px;
    border-collapse: collapse;
    /* border: 1px solid; */
    width: 100%;
}

table td, table th {
    border: 1px solid #b3b3b3;
    padding: 10px;
}

/* table th {
    background-color: #aed3f1;
} */

table tr:nth-child(odd) {
    background-color: #f8f8f8;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Noto Sans CJK SC", Helvetica, Tahoma, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", sans-serif;
}

html {
    font-size: 14px;
}

.container {
    max-width: 800px;
    margin: 0px auto;
}

/* 弹性布局容器类 */
.flex-row { display: flex; flex-direction: row; }
.flex-col { display: flex; flex-direction: column; }
.flex-row-col { display: flex; flex-direction: row; }
.flex { display: flex }
.flex-wrap { flex-wrap: wrap }
/* 主轴布局 */
.flex-start { justify-content: flex-start; }
.flex-end { justify-content: flex-end; }
.flex-center { justify-content: center; }
.space-between { justify-content: space-between; }
.space-around { justify-content: space-around; }
.stretch > * { flex: 1 1 auto; }
/* 交叉轴布局 */
.align-start { align-items: flex-start }
.align-end { align-items: flex-end }
.align-center { align-items: center }
.align-stretch { align-items: stretch}

.gap-5 { gap: 5px; }
.gap-10 { gap: 10px; }
.gap-15 { gap: 15px; }
.gap-20 { gap: 20px; }

.bottom {
    padding: 20px ;
}

.input {
    border: 1px solid rgb(171, 171, 207);
    width: 100%;
    padding: 5px;
    border-radius: 5px;
}

.panel {
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-radius: 10px;
    margin: 10px;
    border: 1px solid rgb(184, 184, 184);
    box-shadow: 0 0 0 1px rgba(255,255,255,0.1),
    0 5px 15px rgba(0,0,0,0.3); 
}

.panel-heading {
    background-color: rgb(109, 109, 109);
    color: white;
    padding: 20px;
    font-size: 16px;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;

}

.panel-content {
    padding: 20px;
}

a.button {
    text-decoration: none;
}

.button {
  display: inline-block;
  padding: 5px 12px;
  background-color: #007bff;
  color: white;
  text-decoration: none;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

/* 悬停状态 */
.button:hover {
  background-color: #0056b3;
  text-decoration: none;
}

/* 激活状态 */
.button:active {
  background-color: #004085;
  transform: translateY(1px);
}

/* 焦点状态 */
.button:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
}

/* 禁用状态 */
.button:disabled {
  background-color: #6c757d;
  cursor: not-allowed;
  opacity: 0.6;
}