.van-nav-bar {
  background-color: #f5f5f5;
}
.van-nav-bar .van-icon {
  color: #232323;
}
#app {
  min-height: 100vh;
  background-color: #f5f5f5;
}
.tips {
  margin: 22px 0 11px 40px;
  font-size: 12px;
  font-family: PingFang SC, PingFang SC-Medium;
  font-weight: 500;
  text-align: left;
  color: #999999;
}
input:focus {
  outline: none;
}
input {
  width: 90%;
  border: none;
}

.input-box {
  width: 336px;
  box-sizing: border-box;
  margin: 0 auto;
  padding: 17px 12px;
  background: #ffffff;
  border-radius: 6px;
}
.btn {
  width: 336px;
  height: 44px;
  margin: 25.5px auto 0 auto;
  line-height: 44px;
  background: #26b594;
  border-radius: 6px;
  font-size: 16px;
  font-family: PingFang SC, PingFang SC-Bold;
  font-weight: 700;
  text-align: center;
  color: #ffffff;
}