.header_part { width: 100%; position: relative; box-sizing: border-box; }
.header_part .header_top { width: 100%; height: 46px; line-height: 46px; background-color: #f3f3f5; position: relative; box-sizing: border-box; }
.header_part .header_top_left { margin: 0 auto; width: 1250px; display: flex; position: relative; box-sizing: border-box; }
.header_part .header_top_left .header_top_item { color: #333; font-size: 14px; position: relative; box-sizing: border-box; }
.header_part .header_top_left .header_top_item.split { margin: 0 10px; color: #333; font-size: 14px; }
.header_part .header_top_left .header_top_item a { color: inherit; }
.header_part .header_top_left .header_top_item:hover { color: #005eaa; }
/*  */
.header_part .header_middle { width: 100%; height: 200px; background-color: #fff; position: relative; box-sizing: border-box; }
.header_part .header_middle .jcimg { position: absolute; left: 50%; bottom: -1px; width: 50%; max-width: 1100px; height: calc(100% - 17px); background-size: 100% 100%; background-image: url(./20260528_jcimg.png); background-repeat: no-repeat; z-index: 1; }
.header_part .header_middle .flex_middle { margin: 0 auto; width: 1250px; height: 100%; display: flex; align-items: center; justify-content: space-between; z-index: 2; position: relative; box-sizing: border-box; }
.header_part .header_middle .flex_middle .logotxt img { height: 75px; }
.header_part .searchbox { width: 500px; position: relative; box-sizing: border-box; }
.header_part .search_form { padding-left: 20px; width: 100%; height: 46px; border-radius: 20px; border: 1px solid #005eaa; display: flex; align-items: center; position: relative; box-sizing: border-box; }
.header_part .search_form .searchicon { margin-right: 8px; height: 16px; color: #005eaa; font-weight: bold; position: relative; box-sizing: border-box; }
.header_part .search_form .searchcon { flex: 1; height: 100%; line-height: 46px; color: #333; font-size: 14px; background: rgba(255, 255, 255, .7); outline: none; border: 0; position: relative; box-sizing: border-box; }
.header_part .search_form .searchan { margin-right: 6px; width: 80px; height: 35px; color: #fff; font-size: 16px; cursor: pointer; background-color: #005eaa; border-radius: 20px; display: flex; align-items: center; justify-content: center; }
/* 菜单 */
.header_part .header_menu { width: 100%; height: 65px; border-top: 1px solid #ededed; background-color: #fff; position: relative; box-sizing: border-box; }
.header_part .header_menu .menu_list { margin: 0 auto; width: 1250px; height: 100%; display: flex; align-items: center; justify-content: space-between; position: static; }
.header_part .header_menu .menu_list .menu_item { padding: 0 12px; height: 100%; line-height: 65px; color: #333; font-size: 18px; display: flex; flex: 1; justify-content: center; position: static; }
.header_part .header_menu .menu_list .menu_item a { color: inherit; }
.header_part .header_menu .menu_list .menu_item.in { color: #005eaa; font-weight: bold; }
/* 二级栏目 */
.header_part .header_menu .navBox { position: absolute; width: 100%; left: 0; height: 72px; top: 100%; z-index: 9; display: flex; align-items: center; justify-content: center; display: none; background: #005eaa;  cursor: auto; box-shadow: 0px 22px 25px -25px rgb(128 154 196 / 50%); }
.header_part .header_menu .navBox .nav_item { color: #fff !important; font-size: 20px;  font-weight: 400; cursor: pointer; }
.header_part .header_menu .navBox .nav_item:hover { text-decoration: underline; }
.header_part .header_menu .navBox .split { margin: 0 30px; width: 6px; height: 6px; border-radius: 50%; background: #ffffff; }
.gap_line { width: 100%; height: 5px; background: #005eaa; box-shadow: 0px 3px 6px 1px rgb(30 64 127 / 30%); }
/* hover */
.header_part .header_menu .menu_list .menu_item:hover { color: #fff; background-color: #005eaa; }
.header_part .header_menu .menu_list .menu_item:hover .navBox { display: flex; }