.under_margin{
  margin-bottom: 20px;
}
.header_sec h1{
  margin-bottom: 20px;
  padding-bottom: 0px;
  color: rgb(25, 25, 112);
  border-bottom: 2px dotted rgb(25, 25, 112);
  font-size: 20px;
  margin-top: 0;
}
.header_sec {
    margin-bottom: 30px;
}