.row {
  display: flex;
  max-width: 900px;
  padding: 2.5rem 2rem; 
}

.column1 {
  flex: 70%;
  margin-right: 5rem;
  max-width: 500px;
}

.column2 {
  vertical-align: middle;
  padding-right: 0rem;
  padding-top: 10px;
}

.button {
  font-family: Roboto, sans-serif;
  font-style: normal;
  font-weight: normal;
  text-decoration: none;
  background-color:   border: 1px none #2600aa;
  border-radius: 0px;
  color: #FFFFFF;
  fill: #FFFFFF;
  font-size: 1em;
  padding: 14px 20px;
  text-transform: none;
}

.button-white {
  font-family: Roboto, sans-serif;
  font-style: normal;
  font-weight: normal;
  text-decoration: none;
  background-color:   border: 1px none #2600aa;
  border-radius: 0px;
  color: #FFFFFF;
  fill: #FFFFFF;
  font-size: 1em;
  padding: 14px 20px;
  text-transform: none;
}

@media screen and (max-width: 768px) {
  .row {
  flex-direction: column;
  padding: 1.5rem 1rem;
  }
  
  .column1 {
  flex: 100%;
  margin-right: 0rem;
  max-width: 750px;
}
}