@media only screen and (min-width: 641px) {		
	a.dev_header_content_a {
		color: white;
		font-size: 7vh;
	}
	h2.dev_header_content_h2_2 {
		color: white;
		font-size: 7vh;
		width: 100%;
  	position: absolute;
  	left: 0;
  	top: 50%;
		margin: 0;
		text-align: center;
	}
}

@media only screen and (max-width: 640px) {	
	#logo h1 {
     text-align: center !important;
		 margin-left: 90px;
		 margin-right: 90px;
		 margin-top: 0px;
	}
	
	a.dev_header_content_a {
		color: white;
		font-size: 6vh;
	}
	
	h2.dev_header_content_h2_2 {
		color: white;
		font-size: 6vh;
		width: 100%;
  	position: absolute;
  	left: 0;
  	top: 50%;
		margin: 0;
		text-align: center;
	}
	
	#logo h1 {
  	text-indent:-9999px;
	}
	#logo h1:before {
  	text-indent:0;
  	content:'KDD';
  	float: left;
		margin-left: 20px;
	}
}

@media only screen and (max-width: 526px) {	
		a.dev_header_content_a {
		color: white;
		font-size: 4vh;
	}
	
	h2.dev_header_content_h2_2 {
		color: white;
		font-size: 4vh;
		width: 100%;
  	position: absolute;
  	left: 0;
  	top: 50%;
		margin: 0;
		text-align: center;
	}
	
	#logo h1 {
  	text-indent:-9999px;
	}
	#logo h1:before {
  	text-indent:0;
  	content:'KDD';
  	float:left;
		margin-left: 20px;
	}
}

@media only screen and (max-width: 398px) {		
		a.dev_header_content_a {
		color: white;
		font-size: 3vh;
	}
	
	h2.dev_header_content_h2_2 {
		color: white;
		font-size: 3vh;
		width: 100%;
  	position: absolute;
  	left: 0;
  	top: 50%;
		margin: 0;
		text-align: center;
	}
	
	#logo h1 {
  	text-indent:-9999px;
	}
	#logo h1:before {
  	text-indent:0;
  	content:'KDD';
  	float:left;
		margin-left: 20px;
	}
}

/***********************/

.prev_post_mobile {
	display: none;
}

.next_post_mobile {
	display: none;
}

.prev_next_loop_mobile {
	display: none;
}

#hallie_social_widget-5 {
	 display: flex;
   justify-content: center;
}

.continue_reading {
	display: none;
}

.email-address
{
    word-wrap: break-word;
}

.related_posts {
    margin-top: 8em;
}

/*****************************/

.dev_hero_section {
	margin-bottom: -1px;
}

.dev_feat_post {
	padding-top: 56.25%;
	text-align: center;
	vertical-align: middle;	
}

.dev_header_content {
	width: 100%;
	height: 100%;
  position: absolute;
  left: 0;
  top: 0;
}

h2.dev_header_content_h2 {
	width: 100%;
  position: absolute;
  left: 0;
  top: 50%;
	margin: 0;
}

.dev_feat_img {
  width: 100%;
	height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  z-index: -1;
  background-size: contain;
	background-repeat: no-repeat;
}

.dev_hero_section_2 {
	position: relative;
	display: block;
}

.dev_post_image_section {
	padding-top: 56.25%;
	vertical-align: middle;
}

.dev_header_content_2 {
	width: 100%;
	height: 100%;
  position: absolute;
  left: 0;
  top: 0;
}

.dev_feat_img_2 {
	position: absolute;
	left: 0;
  top: 0;
	padding-top: 56.25%;
	width: 100%;
  z-index: -1;
  background-size: contain;
	background-repeat: no-repeat;
}