section{

  width: 800px;
  margin: auto;
  padding-top: 150px;
  margin-bottom: 100px;

}


#border{

  max-width: 400px;
  margin: auto;
  padding: 40px;

}

input{

  border: solid 1px black !important;
  width: calc(100% - 12px);
  font-size: 16px !important;

}

.btnLight{

  font-size: 24px;

}


@media only screen and (max-width: 800px) {

  section{

    width: calc(100% - 20px);
    padding: 10px;


  }

  #border{

    padding: 0px;

  }



}