* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
body{
  color:#333;
}
a{
  color:#333;
}
.mask{
  width: 100%;
  height:100%;
  background:rgba(0,0,0,0.5);
  position:fixed;
  top:0;
  left:0;
  display: none;
  z-index:99;
}

.wrapper {
  width: 1200px;
  margin: 0 auto;
}
.clearfix:after{display:block;clear:both;height:0;visibility: hidden;content:'';}
.clearfix{zoom:1}
.common_flex {
  display: flex;
  flex-flow: row nowrap;
  justify-content: space-between;
  align-items: center;
}

/**公共头部*/
.index_module{
  padding:30px 0;
}
.common_header {
  height: 74px;
  background: #fff;
}
.top_header {
  height: 100%;
}
.nav {
  font-size: 16px;
  margin-left: 50px;
  cursor: pointer;
}
.nav_item {
  line-height: 67px;
  margin: 0 20px;
  border-bottom: 7px solid transparent;
}

.nav_item .hot_icon{
  position: absolute;
  top: 10px;
  right: -24px;
}
.active_nav,.nav_item:hover{
  border-bottom: 7px solid #c10000;
  border-radius: 3.5px;
  color: #c10000;
}
.user_center {
  background: #f6f6f6;
  height: 36px;
  line-height: 36px;
  border-radius: 10px;
  font-size: 16px;
  padding: 0 10px;
  cursor:pointer;
      display: flex;
    align-items: center;
    justify-content: space-between;
    width: 110px;
}
.top_user_center {
  
}
.user_info {
	margin-left:20px;
	width:140px;
	justify-content:space-around;
}
.user_info .username{
	width:80px;
	white-space:nowrap;
	overflow:hidden;
	text-overflow:ellipsis;
	text-align:center;
}
.logout{
	cursor:pointer;
	color:#FF101B;
}
.top_login {
  border: 1px solid #ff101b;
  border-radius: 10px;
  color: #ff101b;
  width: 150px;
  height: 36px;
  text-align: center;
  font-size: 14px;
  line-height: 36px;
  margin-left: 10px;
}
.top_login_btn,.top_register_btn{
  cursor:pointer;
}

.accounting_professior {
  height: 56px;
  line-height: 56px;
  background: rgba(42, 48, 66, 0.6);
  color: #fff;
  font-size: 16px;
  position: absolute;
  z-index: 999;
  width: 100%;
  left: 0;
  top:74px;
  display: none;
}

.professior_list_box {
  width:1200px;
  padding-left:233px;
  margin: 0 auto;
  justify-content: flex-start;
}
.professior_list .professior_item {
  padding: 0 20px;
  margin: 0 30px 0 0;
  cursor:pointer;
  display: block;
  color:#fff;
}

/***公共标题**/
.edu_title {
  text-align: center;
  margin: 20px 0 30px;
}
.edu_title_name {
  font-size: 24px;
  color: #333;
  font-weight: bold;
}
.edu_title_intro {
  color: #999;
  font-size: 14px;
  margin-top: 8px;
}

/*二级页面，面包屑导航和banner*/
.kj_banner {
  width: 100%;
  height: 240px;
  background: url(../imgs/pre-exam_education/banner_bg.png) no-repeat center;
    display: flex;
    align-items:center;
}
.kj_banner > img {
  margin: 0 auto;
  display: block;
}
.bread_nav {
  width: 100%;
  height: 52px;
  line-height: 52px;
  background: #fff;
  color: #333;
  font-size: 14px;
}