@media (min-width: 992px) {
    .main-navigation > li > a {
        color: #ffffff;
        padding: 10px 5px
    }
}
@media (min-width: 1200px) {
    .main-navigation > li > a {
        padding: 18px 11px;
    }
}
   .one_column .col-lg-9:nth-child(1){
      margin-bottom: 30px;
      background: #f5f5f5;
      padding: 20px;
      border-radius: 10px;
   }

   .one_column .col-lg-9:nth-child(1) img{
      border-radius: 10px;
      margin-bottom: 20px !important;
      max-height: 300px;
      width: auto;
      max-width: 100%;
      display: block;
      margin: 0 auto;
   }