body {
  min-width: 1200px;
  min-width: 800px;
  margin: 0;
  padding: 0;
}
ul,
li {
  padding: 0;
  margin: 0;
  list-style: none;
}
a {
  text-decoration: none;
}
.flex-e {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
      -ms-flex-pack: end;
          justify-content: flex-end;
}
.flex-a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-pack: distribute;
      justify-content: space-around;
}
.flex-b {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
.flex-c {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.align-center {
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}
.flex {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.f1 {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.hei-100 {
  height: 100%;
}
.flex-wrap {
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}
.flex-v {
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.max-container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
img {
  max-width: 100%;
}
p {
  padding: 0;
  margin: 0;
}
.text-center {
  text-align: center;
}
.pc-hidden {
  display: none;
}
.white {
  background-color: #fff;
}
.white-text {
  color: #fff;
}
.white-text span {
  color: #fff;
}
.common-qq-link {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 1;
  opacity: 0;
}
@media screen and (max-width: 768px) {
  body {
    min-width: auto;
  }
  .m-hidden {
    display: none;
  }
  .m-show {
    display: block;
  }
}