.wrapper_card{
    margin-bottom: 15px;
} 
.dd{
    margin-bottom: 15px;
}

.bx-section-img img{
  max-width: 400px;
  margin-bottom: 10px;
  width: 100%;
}

@media screen and (max-width: 750px){
  .border1{
    justify-content: center;
  }
}