html,
body {
  margin: 0;
  padding: 0;
}
.banner-m,.banner-pc{
  display: none;
}

.banner {
  width: 100%;
  font-size: 0;
}

.banner img {
  width: 100%;
}

.max640 {
  max-width: 640px;
  margin: auto;
}

.ba {
    height: 206px;
    width: 100%;
    margin:0 auto;
}
.banner1 {
  background: url(banner_01.jpg) no-repeat center;
}

.banner2 {
  background: url(banner_02.jpg) no-repeat center;
}

.banner3 {
  background: url(banner_03.jpg) no-repeat center;
}

.banner4 {
  background: url(banner_04.jpg) no-repeat center;
}

.min-width {
  min-width: 1135px;
}
 
#bpc {
  width: 100%;
  height: 824px;
}

.cont {
  width: 100%;
  text-align: center;
  color: #ab7c1c;
  float: left;
  text-shadow: 0 1px 1px #fff;
}

.cont h1 {
  font-size: 2rem;
  margin-bottom: 0;
  display: inline-block;
}

.cont h2 {
  font-size: 1rem;
  font-weight: 100;
  margin-top: 0;
}

.span {
  display: inline-block;
  width: 3.5rem;
  height: 1rem;
  margin-bottom: 0.2rem;
}

.title_left {
  background: url(../img/title_left.png) no-repeat;
  background-size: cover;
}

.title_right {
  background: url(../img/tltle_right.png) no-repeat;
  background-size: cover;
}

.cont .box {
  background: #fcf5e5;
  padding: 5%;
  margin: 1% 5%;
  border-radius: 1rem;
  width: 90%;
  box-sizing: border-box;
  float: left;
  overflow: hidden;
}

.cont .box img {
  border-radius: 10rem;
  width: 50%;
  box-shadow: 0 3px 1px #fcf2dd;
  border: 3px solid #cfaf6d;
}

.cont .box p {
  text-align: left;
}

.ads {
  width: 100%;
}

.b .box {
  background: url("https://www.transparenttextures.com/patterns/arches.png") rgb(246, 229, 193);
}

.min_box_3 {
  box-sizing: border-box;
  width: 46%;
  float: left;
  margin: 2%;
}

.min_box_3 img {
  width: 60%;
}

#wx_pic {
  width: 50%;
  height: 50%;
  display: inline-block;
  margin: 0 auto;
}

#wx_btn {
  width: 80%;
  height: 2em;
  margin: 1em auto;
  display: block;
  border: none;
  font-size: 1.3em;
  color: #fff;
  background: #b73333;
  padding: 0.3em;
  border-radius: 50px;
  line-height: 1.2em;
}

#wx_btn:hover {
  background: #d44040;
}

.inp {
  opacity: 0;
  display: block;
  width: 1px;
  height: 1px;
  margin: 0 auto;
}

.footer {
  text-align: center;
  color: #ab7c1c;
  font-size: 1rem;
}

.copy_img {
  width: 100%;
  margin: 1rem auto;
}

.copy_img img {
  width: 19%;
}

#menu {
  width: 100%;
  overflow: hidden;
  margin: 1rem auto;
}

#menu #nav {
  display: block;
  width: 100%;
  padding: 0;
  margin: 0;
  list-style: none;
}

#menu #nav li {
  float: left;
  width: 25%;
  font-weight: bolder;
}

#menu #nav li a {
  display: block;
  line-height: 2rem;
  text-decoration: none;
  padding: 0 0 0 2%;
  text-align: center;
  color: #ab7c1c;
}

#menu_con {
  width: 100%;
  border-top: none;
  text-align: center;
}

#menu_con p {
  text-align: left;
}

#menu_con img {
  width: 50%;
  border-radius: 20rem;
}

.tag {
  padding: 1rem;
  overflow: hidden;
}

.selected {
  background: #EFD9B9;
  color: #fff;
}

p button {
  background: red;
  color: white;
  padding: 0 0.5rem;
  border: none;
  font-size: 1rem;
  border-radius: 1rem;
}


/* 中小型笔记本或大平板 laptop */

@media all and (min-width: 980px) and (max-width: 1200px) {}


/* 中型平板或小型笔记本 tablet */

@media all and (min-width: 768px) and (max-width: 979px) {}


/* 手机或小平板 phone */

@media all and (max-width: 600px) {}