* {
    box-sizing: border-box;
  }  
  /* Style the container/contact section */
  .container-contact {
    padding: 10px;
    background-color: #f4f4f4;
  }
  
  /* Create two columns that float next to eachother */
  .column {
    float: left;
    width: 50%;
    margin-top: 6px;
    padding: 20px;
  }
  
  /* Clear floats after the columns */
  .row:after {
    content: "";
    display: table;
    clear: both;
  }
  
  /* Responsive layout - when the screen is less than 600px wide, make the two columns stack on top of each other instead of next to each other */
  @media screen and (max-width: 600px) {
    .column, input[type=submit] {
      width: 100%;
      margin-top: 0;
    }
  }