.forum {
  background-color: #ededed;
  padding-top: 40px;
  padding-bottom: 10px;
  cursor: pointer;
}
.forum .brand {
  padding-top: 40px;
  display: flex;
  margin: 0 auto;
  font-size: 16px;
  line-height: 30px;
}
.forum .brand img {
  width: 320px;
}
.forum .brand .introduce {
  margin-left: 20px;
}
.forum .brand .introduce p {
  text-indent: 2em;
  text-align: justify;
}
.forum .listTitle {
  font-size: 20px;
  text-align: center;
  margin: 40px 0px;
}
.forum .brandForumPrompt {
  text-align: right;
  margin: 0 auto;
  margin-top: 30px;
  font-size: 12px;
}
.forum .expertList {
  display: flex;
  margin: 0 auto;
  justify-content: space-between;
}
.forum .expertList .listItem {
  text-align: center;
  width: 120px;
}
.forum .expertList .listItem .headerImg img {
  width: 60px;
  height: 60px;
}
.forum .expertList .listItem .name {
  margin: 0 auto;
  font-size: 16px;
  padding-top: 30px;
  padding-bottom: 5px;
  border-bottom: 3px solid #368BCC;
  width: 60px;
  margin-bottom: 10px;
}
@media (min-width: 1200px) {
  .brandForum,
  .expertList,
  .brandForumPrompt {
    width: 1200px;
  }
  .forum .brand {
    width: 1200px;
  }
}
@media (min-width: 540px) and (max-width: 900px) {
  .forum .brand {
    display: block;
    text-align: center;
  }
  .forum .brand .introduce {
    margin-left: 0px;
  }
  .expertList {
    justify-content: space-between;
    flex-wrap: wrap;
    justify-items: center;
    text-align: justify;
  }
  .expertList .listItem {
    flex: 3;
  }
}
@media (max-width: 540px) {
  .forum .brand {
    display: block;
    text-align: center;
  }
  .forum .brand .introduce {
    margin-left: 0px;
  }
  .forum .brandForumPrompt {
    text-align: center;
  }
  .expertList {
    flex: 3;
    justify-content: space-between;
    flex-wrap: wrap;
    justify-items: center;
    text-align: justify;
  }
}