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

html,
body {
  min-height: 100%;
}

body {
  -webkit-user-select: none;
  user-select: none;
}

a,
img {
  -webkit-touch-callout: none;
}

body {
  background-color: #f5f5f9;
}

body.am-bg-white {
  background-color: #fff;
}

body,
input,
textarea,
select,
button {
  font-size: 16px;
  line-height: 1.5;
  color: #333;
  font-family: "Helvetica Neue", Helvetica, STHeiTi, sans-serif;
}

input {
  line-height: normal;
}

a {
  color: #0af;
  text-decoration: none;
}

.fn-clear:after {
  content: "\0200";
  visibility: hidden;
  display: block;
  font-size: 0;
  clear: both;
  height: 0;
}

.fn-hide {
  display: none;
}

.fn-left {
  float: left;
}

.fn-right {
  float: right;
}

.am-fixed {
  position: fixed !important;
  top: 0;
  left: 0;
  right: 0;
  z-index: 99;
  width: 100%;
}

.am-fixed-bottom {
  top: inherit;
  bottom: 0;
}

.user-select {
  -webkit-user-select: auto;
  user-select: auto;
}

#app {
  width: 100%;
  min-height: 100vh;
  background-color: #f6f6f6;
  padding-bottom: 1rem;
}

.demo-swiper.swiper-container {
  overflow: hidden;
}

.demo-swiper .swiper-slide {
  width: 3.75rem;
  height: 3.75rem;
  background-color: #bbb;
}

.swiper-slide img {
  width: 100%;
}

.use-mark {
  padding-top: 1px;
  margin: 0.08rem auto 0 auto;
}

.use-mark img {
  width: 100%;
}

.footer {
  width: 3.75rem;
  height: 0.9rem;
  background-color: #ffffff;
  text-align: center;
  position: fixed;
  bottom: 0;
  padding-top: 0.05rem;
  display: flex;
  justify-content: center;
}

.footer-btn {
  width: 3.43rem;
  height: 0.44rem;
  background: #437fff;
  border-radius: 0.44rem;
  border: none;
  color: #fff;
  font-size: 0.16rem;
  font-weight: 600;
}

/* 样式禁用状态下的按钮 */
.footer-btn[disabled] {
  /* 可根据需要添加其他样式，如改变背景色、文本颜色等 */
  background-color: #d7d7d7;
  color: #333333;
}