.mega-menu-content {
  position: absolute;
  left: 0;
  width: 100%;
  background: #fff;
  padding: 20px 30px;
  display: none;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  z-index: 100;
}
.mega-menu:hover .mega-menu-content {
  display: block;
}
.mega-menu-content .row {
  display: flex;
  justify-content: space-between;
}
.mega-menu-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.mega-menu-content ul li a {
  display: block;
  padding: 5px 0;
  color: #000000;
  text-decoration: none;
}
.mega-menu-content ul li a:hover {
  color: #007bff;
}
.main-menu ul.sub-menu {
  min-width: 800px!important;
}