.banner {
  background: #e9e9e9;
}
.banner img {
  height: 184px;
  object-fit: cover;
  border: none;
  display: block;
}

.left-container {
  width: 25%;
  max-width: 300px;
  float: left;
  padding-right: 10px;
}

.left-head {
  height: 70px;
  line-height: 70px;
  text-align: center;
  color: #fff;
  background: #203a8b;
  font-size: 18px;
}

.left-container ul {
  border-left: 1px solid #e2e2e2;
  border-right: 1px solid #e2e2e2;
}
.left-container ul li {
  line-height: 50px;
  text-align: center;
  color: #4c4c4c;
  border-bottom: #e2e2e2 1px solid;
  -o-transition: all ease 0.5s;
  transition: all ease 0.5s;
}
.left-container ul li:hover {
  -webkit-box-shadow: 0 5px 12px 0 rgb(124 124 124 / 30%);
  -moz-box-shadow: 0 5px 12px 0 rgba(124, 124, 124, 0.3);
  box-shadow: 0 5px 12px 0 rgb(124 124 124 / 30%);
  -webkit-transform: translateY(-2 px);
  -ms-transform: translateY(-2px);
  -o-transform: translateY(-2px);
  transform: translateY(-2 px);
}
.left-container ul li a {
  display: block;
  font-size: 16px;
}
.left-container ul li.cur a {
  color: #9c231b;
}
.left-container ul li a:hover,
.left-container ul li.cur {
  text-decoration: none;
  color: #9c231b;
  background: url(../images/cur_red.jpg) center bottom no-repeat;
}

.right-container {
  float: right;
  padding-left: 10px;
  width: 75%;
}

.right-head {
  height: 41px;
  border-bottom: 2px solid #9c231b;
}
.right-head .bigtitle {
  font-size: 20px;
  border-bottom: 1px solid #9c231b;
  display: inline-block;
  padding: 5px 10px 5px 10px;
  color: #9c231b;
}
.position3 {
  color: #3e3a39;
  padding: 10px 20px;
  font-size: 12px;
  background: url(../images/nav.jpg) no-repeat left center;
}
.right-head a {
  color: #000;
}
.pull-right {
  float: right !important;
}

.right-content {
  min-height: 500px;
  margin-top: 10px;
}