.container {
  display: flex;
  padding: 0.47rem 0;
}
.sidebar {
  width: 2.4rem;
  background-color: #f7f7f7;
  height: 100%;
}

.sidebar ul {
  list-style-type: none;
  padding: 0.1rem 0;
}

.sidebar li {
  padding: 0.22rem 0.2rem;
  cursor: pointer;
  font-size: 0.18rem;
  font-weight: 400;
  color: #444444;
}

.sidebar li:hover,
.sidebar li.on {
  background-color: #ffffff;
  color: #111111;
}
.main-content {
  flex-grow: 1;
  margin-left: 0.7rem;
}

.breadcrumb {
  padding-top: 0.1rem;
  padding-bottom: 0.22rem;

  border-bottom: 1px solid #e5e5e5;

  color: #999999;
}
.breadcrumb span {
  color: #000000;
}
.breadcrumb i {
  color: #000000;
  padding: 0 6px;
}
.problem-detail {
  padding: 0.7rem 0;
}
.problem-detail .problem-title {
  font-weight: 500;
  font-size: 0.32rem;
  color: #111111;
  text-align: center;
  margin-bottom: 0.6rem;
}
.problem-detail .detail-edit {
  color: #666666;
  font-size: 0.18rem;
}
.problem-list ul {
  display: inline-grid;
}
.problem-list li {
  width: 100%;
  font-weight: 600;
  color: #111111;
  border-bottom: 1px solid #e5e5e5;
  padding: 0.28rem 0.2rem;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.dropdown-toggle {
  display: none;
}
.proble_list {
  background: #ffffff;
}
.proble_list ul {
  padding: 0 1.2rem;
}
.proble_list ul li {
  position: relative;
  padding: 0.4rem 0 0.3rem;
  line-height: 1;
}
.proble_list ul li::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #e5e5e5;
}
.proble_list ul li:last-child:after {
  height: 0;
}
.proble_list ul li .proble_list_title {
  font-weight: 600;
  color: #111111;
  margin-bottom: 0.16rem;
}
.proble_list ul li img {
  width: 0.32rem;
  height: 0.2rem;
  vertical-align: sub;
  margin-right: 0.1rem;
}
.proble_list ul li .proble_list_title img {
  vertical-align: bottom;
}
.proble_list ul li .proble_list_content {
  color: #666666;
  display: flex;
  justify-content: space-between;
  cursor: pointer;
  height: 0.24rem;
}
.proble_list ul li .proble_list_left {
  flex: 1;
  /* white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis; */
  position: relative;
  line-height: 0.24rem;
}
.proble_list ul li .proble_list_content.expanded .proble_list_left {
  white-space: normal !important;
  word-break: break-word; /* 防止长单词超出容器 */
}
.proble_list ul li .proble_list_content.expanded .proble_list_right img {
  transform: rotate(180deg);
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  -o-transform: rotate(180deg);
}
.proble_list ul li .proble_list_right {
  padding-left: 0.42rem;
}
.proble_list ul li .proble_list_right img {
  width: 16px;
  height: 16px;
  margin: 0;
  display: none;
}
@media only screen and (max-width: 768px) {
  .container {
    display: block;
  }
  .sidebar {
    width: 100%;
    margin-bottom: 0.4rem;
  }
  .sidebar ul {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.1rem;
    padding: 0.1rem;
  }
  .sidebar ul li {
    text-align: center;
  }
  .main-content {
    margin-left: 0;
  }
  .proble_list ul li .proble_list_left {
    line-height: 18px;
  }
  .proble_list ul li .proble_list_content {
    height: 20px;
  }
  .proble_list ul li .proble_list_title {
    line-height: 20px;
  }
  .proble_list ul li .proble_list_right img {
    vertical-align: middle;
  }
}