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;
}

/* 退出按钮样式 */
.logout-btn {
    color: #dc3545;
    transition: all 0.3s;
}

    .logout-btn:hover {
        background-color: #fff5f5;
        color: #c82333;
    }

/* 移动端适配 */
@media (max-width: 768px) {
    .dropdown-menu {
        position: static !important;
        transform: none !important;
    }
}