.kv_survey {
	background: url(../images/kv_survey.jpg) no-repeat center top;
	background-size: auto 100%; 
	width: 100%;
	padding-top: 37.5%;
}
.dell_survey_block {
	width: 100%;
	padding: 0 90px 100px 90px;
	overflow: hidden;
}
.dell_survey_block  h3 {
	position: relative;
	font-size: 3em;
	color:#000;
	letter-spacing: 0.2em;
	margin:80px 0;
	width: 100%;
	float:left;
}
.dell_survey {
	width: 100%;
	float:left;
}
.dell_survey .custom-control {
	margin-bottom: 15px;
}
.mb-3 {
	margin-bottom: 50px!important;
}
.mb-3 > .label_q {
	margin:0 0 30px 0;
}
.hrline {
	width: 100%;
	background: url(../images/hrline.png) no-repeat center center;
	height: 45px;
	display: block;
	border:none;
}
.flex_label {
	width: 100%;
	display: inline-flex;
	flex-wrap: wrap;
	align-content: flex-start;
}
.flex_label > div {
	width: 25%;
}
.dell_event_kv .kv_text {
	position: absolute;
	left:50%;
	top:50%;
	transform: translate(-50%, -50%);
	color:#fff;
	font-size: 2em;
	letter-spacing: 0.2em;
	text-align: justify;
	line-height: 2em;
	white-space:nowrap;
}
.other_text {
	width: 100%;
	float:left;
	margin:15px 0;
}

@media (max-width: 768px) {
	.dell_survey_block {
		padding: 0 50px 100px 50px;
	}
}
@media (max-width: 680px) {
	.flex_label > div {
		width: 50%;
	}
	.dell_survey_block h3 {
		font-size: 2em;
		margin: 50px 0;
	}
	.kv_survey {
		height: 220px;
	}
}
@media (max-width: 650px) {
	.dell_event_kv .kv_text {
		font-size: 1.5em;
	}
}
@media (max-width: 480px) {
	.dell_event_kv .kv_text {
		font-size: 1.2em;
	}
	.flex_label > div {
		width: 100%;
	}
	/*.dell_survey_block {
		padding: 0 30px 100px 30px;
	}*/
}