html {
  background: #f7f8fa;
}

.main .desc {
  background: #FFFFFF;
  box-shadow: 0px 1px 4px 0px rgba(3,27,28,0.1);
  padding: 32px;
}
.main .desc p > b {
  font-size: 16px;
  color: #333;
}
.main .desc p {
  font-size: 14px;
  color: #666;
  line-height: 1.7;
}
.main .desc {
  margin-top: 20px;
}
.main .top {
  background: #FFFFFF;
  box-shadow: 0px 1px 4px 0px rgba(3,27,28,0.1);
  padding: 32px;
}
.main .top h2 {
  margin: 0 0 25px;
  font-size: 24px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #333333;
}
.main .top p {
  font-size: 14px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #808080;
  line-height: 2.2;
  margin: unset;
}
.main .top h3 {
  font-size: 28px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #FF7012;
  margin: 0 0 52px;
  text-align: right;
}
.main .top a {
  display: block;
  line-height: 47px;
  background: var(--main-color);
  border-radius: 8px;
  padding: 0 15px;
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
}
.main .top a:hover {
  background: var(--hover-color);
}
.main .desc {
  margin-bottom: 60px;
}


@media screen and (max-width: 640px) {
  .main.pc .container {
    width: 100%;
    overflow: hidden;
  }
  .main .top a {
    width: 100%;
    font-size: 14px;
  }
  .main .top h2 {
    font-size: 20px;
    margin: 0 0 15px;
  }
  .main .top .fr {
    float: left;
    width: 100%;
  }
  .main .top h3 {
    text-align: left;
    font-size: 22px;
    margin-bottom: 25px;
  }
}