.head {
  width: 100%;
}

.clearfix:before,
.clearfix:after {
  content: "";
  display: table;
}
.clearfix:after {
  clear: both;
}
.clearfix {
  *zoom: 1;
}
.main {
  width: 1300px;
  margin-left: auto;
  margin-bottom: 58px;
  margin-right: auto;
}
.main_left {
  width: 342px;
  float: left;
  padding-top: 30px;
}
.main_left--bottom {
  margin-left: -10px;
}
.main_left--bottom img {
  width: 161px;
  height: 88px;
  margin-left: 10px;
}
.main_left--session {
  position: relative;
  font: 22px/62px "microsoftyahei";
  height: 60px;
  padding-left: 25px;
  margin-bottom: 22px;
  border-top: 1px solid #e5e5e5;
  border-bottom: 1px solid #e5e5e5;
  background: url(qk_icon1_20191230.jpg) no-repeat left center;
}
.main_left--session a {
  color: #455469;
}
.main_left--session span {
  position: absolute;
  top: 17px;
  left: 126px;
  display: inline-block;
  width: 206px;
  height: 27px;
  background-color: #e5e5e5;
}
.main_left--content {
  font: 16px/30px "microsoftyahei";
  text-indent: 2em;
  margin-bottom: 38px;
}
.main_right {
  width: 880px;
  float: left;
  margin-left: 78px;
}
.main_right--session {
  height: 120px;
  text-align: center;
  font: 34px/120px "microsoftyahei";
  background: url(qk_icon2_20191230.jpg) no-repeat center;
}
.main_right-dirimg {
  width: 236px;
  height: 312px;
  background: #f1f1f1;
  text-align: center;
  line-height: 312px;
}
.main_right-list {
  height: 325px;
  width: 522px;
  font: 16px/36px "microsoftyahei";
  padding: 12px 0 28px 72px;
  background: #f7f7f7;
  color: #55616d;
}
.main_right-dir {
  height: 365px;
  margin-bottom: 53px;
}
.main_right-dir button {
  width: 236px;
  height: 43px;
  background: #cd3333;
  border: none;
  margin-top: 10px;
  color: #fff;
  font: 22px "microsoftyahei";
}
.main_right-doc {
  text-indent: 2em;
  font: 14px/30px "microsoft";
}