.l_only_pc {
  display: block;
}

.l_only_sp {
  display: none;
}

@media screen and (max-width:1079px) and (min-width:768px) {
  .l_only_pc {
    display: block;
  }

  .l_only_sp {
    display: none;
  }
}

@media screen and (max-width:767px) {
  .l_only_pc {
    display: none;
  }

  .l_only_sp {
    display: block;
  }
}

@media screen and (max-width:767px) {
  .l_noscroll {
    height: 100%;
    overflow: hidden;
  }
}

.l_topic_path {
  background: #f4f5f7;
  margin-bottom: 20px;
}

.l_topic_path ul {
  padding-top: 15px;
  padding-bottom: 15px;
  font-size: 0;
  display: flex;
  align-items: center;
}

.l_topic_path ul li {
  font-size: 12px;
  line-height: 1;
  list-style: none;
}

.l_topic_path ul li a {
  color: #333;
}

.l_topic_path ul li:after {
  content: ">";
  transform: scaleX(.6);
  display: inline-block;
  vertical-align: 1px;
  margin: 0 5px;
}

.l_topic_path ul li:last-child:after {
  content: none;
}

@media screen and (max-width:767px) {
  .l_topic_path {
    border-bottom: 1px solid #eee;
    background: #fff;
    margin-bottom: 0;
  }

  .l_topic_path ul {
    padding: 7px 10px;
    font-size: 0;
    white-space: nowrap;
    overflow: scroll;
    margin-bottom: 0;
  }

  .l_topic_path ul li {
    font-size: 10px;
  }
}


.l_inner {
  width: 1080px;
  margin-left: auto;
  margin-right: auto;
}

@media screen and (max-width:1079px) and (min-width:768px) {
  .l_inner {
    width: 100%;
    padding-left: 20px;
    padding-right: 20px;
  }
}

@media screen and (max-width:767px) {
  .l_inner {
    width: 100%;
  }
}

.l_top_link {
  margin: 50px auto 0;
  text-align: right;
}

.l_top_link a {
  color: #666;
  font-size: 12px;
}

@media screen and (max-width:767px) {
  .l_top_link {
    margin: 40px 10px 8px;
  }
}

.l_main {
  width: 1080px;
  margin: 20px auto;
  box-sizing: border-box;
}
.l_main:has(.btw_column) {
  width: 1100px;
}
@media screen and (max-width: 1080px) {
  .l_main {
    width: 100%;
  }
  .l_main:has(.btw_column) {
    width: 100%;
  }
}
.l_main .btw_column {
  display: flex;
  justify-content: space-between;
}
aside {
  width: 240px;
  margin-left: 20px;
}
@media screen and (max-width:767px) {
  .l_main .btw_column {
    display: block;
  }
  aside {
    width: 100%;
    margin: 0;
  }
}

.l_cont_block {
  width: 100%;
  margin: 20px 0;
}
.btw_column .l_cont_block {
  width: 840px;
}
.l_cont_block.first {
  margin: 0 0;
}
@media screen and (max-width:1079px) and (min-width:768px) {
  .l_main .btw_column {
    display: block;
  }
  .btw_column .l_cont_block {
    width: 100%;
  }
  aside {
    width: 100%;
    margin-left: 0;
  }
}
@media screen and (max-width:767px) {
  .btw_column .l_cont_block {
    width: 100%;
  }
  .l_cont_block {
    width: 100%;
  }
  .l_cont_block.first {
    margin: 10px 0;
  }
}