html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "PingFang SC", "Microsoft Yahei", sans-serif;
    background-color: #f5f7fa;
}
/* 顶部导航 */
.header-bar {
    height: 60px;
    background: #ffffff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.system-title {
    font-size: 18px;
    font-weight: 600;
}
/* 左侧侧边栏 */
.sidebar {
    width: 220px;
    background: #fff;
    box-shadow: 1px 0 4px rgba(0,0,0,0.08);
    position: fixed;
    top: 60px;
    left: 0;
    bottom: 0;
    padding-top: 20px;
}
/* Vue 主体内容区域 */
#app {
    margin-left: 220px;
    margin-top: 60px;
    padding: 20px;
    min-height: calc(100vh - 60px);
}