@media screen and (max-width: 640px) {
  .btn {
    display:block;
    clear:both;
	width: 100%;
  }
	.display-6 {
		text-align: center;
	}
	h1 img {
		display: none;
	}
	.btn-group {
		padding-top: 40px;
	}
	label {
		padding: 10px!important;
	}
	label img {
		max-width: 20px;
		display: block;
		margin: 6px auto 0px auto;
	}
	.survey_container {
		padding: 10px;
		padding-bottom: 40px;
	}
	.question {
		margin-top: 20px;
	}
	.mt-5.mb-5 {
		margin: 10px 0!important;
	}
}