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%;
  overflow-x: hidden; /* 防止横向滚动 */
}

body {
  overflow-x: hidden; /* 防止横向滚动 */
  max-width: 100vw; /* 限制最大宽度 */
}

/* 全宽页面背景 */
.body-full-width {
  background: #ffffff;
  min-height: 100vh;
}