.international_con
  {
  display:-webkit-box;
  display:-webkit-flex;
  display:-ms-flexbox;
  display:flex;
  -webkit-flex-wrap:wrap;
  -ms-flex-wrap:wrap;
  flex-wrap:wrap
  }
.international_con
.international_box
  {
  width:calc((100% / 2) - 20px);
  margin:10px 10px
  }
.international_con
.international_box
.international_title
  {
  background:#006044;
  padding:10px 5px;
  color:#fff;
  text-align:center;
  font-weight:bold;
  font-size:1.1em
  }
.international_con
.international_box
.international_text
  {
  padding:10px;border:1px solid #006044}.international_con .international_box .international_text img{display:block;margin:0 auto;max-width:100%;height:auto}.teacher_table{overflow:auto}.teacher_table table{width:870px;border:1px solid #999999;background:#E8FFF8;border-collapse:collapse}.teacher_table td{border:1px solid #cccccc;padding:5px}.teacher_table th{color:#ffffff;background:#007351;text-align:center;padding:5px;border-left:1px solid #eee;border-left:1px solid #eee}.teacher_table tr:nth-child(odd){background:#F4FFFC}.international_green_box{background:#EEF3E2;border:1px solid #CADBA8;padding:20px}@media screen and (max-width: 780px){.international_con{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap}.international_con .international_box{width:calc(100% - 20px);margin:10px 10px}.international_con .international_box .international_title{background:#006044;padding:10px 5px;color:#fff;text-align:center;font-weight:bold;font-size:1.1em}.international_con .international_box .international_text{padding:10px;border:1px solid #006044}.international_con .international_box .international_text img{display:block;margin:0 auto;max-width:100%;height:auto}}