* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  color: #4a4a4a;
  text-decoration: none;
}

a:visited {
  color: #4a4a4a;
}

.container {
  display: flex;
  width: 1200px;
  margin: 0 auto;
}

.l-container {
  width: 300px;
}

.r-container {
  width: auto;
  flex-grow: 1;
}

.lc-title {
  background-color: #d31e1e;
  height: 40px;
  line-height: 40px;
  text-align: center;
}

.lc-title span {
  display: inline-block;
  color: white;
  margin: 0 auto;
  font-size: 17px;
  font-weight: bold;
}

.lc-list {
  font-size: 16px;
}

.lc-item {
  display: block;
  height: 50px;
  width: 100%;
  border-bottom: 1px solid #e3e3e3;
  display: flex;
  align-items: center;
  background-color: #e3e3e3;
  cursor: pointer;
}

.on {
  background-color: #ffffff;
  border-left: 6px solid #e3e3e3;
}

.lc-item img {
  margin-left: 40px;
}

.lc-item span {
  display: inline-block;
  width: auto;
  padding-left: 20px;
}

.rc-list {
  /* height: 500px; */
  display: flex;
  width: 900px;
  padding-left: 50px;
  padding-top: 40px;
  gap: 5px;
  flex-wrap: wrap;
  justify-content: start;
  align-content: flex-start;
}

.rc-item-first {
  width: 100%;
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  justify-content: start;
  align-content: flex-start;
}

.rc-item-first a {
  display: inline-block;
  flex-basis: calc((100% - 20px) / 4);
  line-height: 70px;
  text-align: center;
  height: 70px;
  border: 1px solid #e3e3e3;
  border-radius: 5px;
  font-weight: bold;
  font-size: 20px;
  background: linear-gradient(#16a2f1, #1a72e0);
  color: white;
}

.rc-item {
  display: inline-block;
  flex-basis: calc((100% - 20px) / 4);
  padding-top: 10px;
  height: auto;
  padding-bottom: 10px;
  text-align: center;
  font-size: 16px;
}

.rc-item:hover {
  background-color: #e3e3e3;
}

.rc-item a {
  display: block;
}

.rc-item a:hover {
  font-style: italic;
  text-decoration: solid;
  font-weight: bold;
  color: deepskyblue;
}

.mobile_type .container {
  width: auto;
  flex-wrap: wrap;
}
.mobile_type .l-container {
  width: 100%;
}
.mobile_type .lc-list {
  display: flex;
  flex-wrap: wrap;
}
.mobile_type .lc-item {
  width: 50%;
}
.mobile_type .lc-item img {
  margin-left: 10px;
}
.mobile_type .rc-list {
  padding-left: 20px;
  padding-right: 20px;
  padding-top: 20px;
  width: 100%;
}
.mobile_type .rc-item-first a {
  flex-basis: calc((100% - 5px) / 2);
}
.mobile_type .rc-item {
  flex-basis: calc((100% - 5px) / 2);
}

.old_type .lc-title {
  font-size: 22px;
}
.old_type .lc-list {
  font-size: 22px;
}
.old_type .rc-item {
  height: 70px;
  font-size: 20px;
}