#intro {
	max-width: 800px;
	padding: 50px 0 0;
	margin: 0 auto;
}
#intro h1{
	color: #fff;
	text-shadow: 2px 2px 5px #000;
}

.intro {
	text-align: center;
	z-index: 7;
	padding: 0;
	margin: 0;
}

.letter-small{
	display: inline-block;
}

#letter_text{
	white-space: normal;
	font-family: Kurale, serif;
	font-size: 18px;
	width: 80%;
	text-align: justify;
	margin: 0 auto;
	color: #444;
}

#letter_text .d3-button{
	font-family: 'Roboto', sans-serif;
}

.letter_content{
	position: relative;
	z-index: 7;
	overflow: visible;
}

#letter_text h2{
	text-align: center;
	margin-top: 0;
}

#letter_text h2 b{
	display: inline-block;
	font-weght: normal;
}

#DM_demo {
	text-align:center;
}

#DM_demo .letter-small{
	width: 31%;
	margin: 0 1% 10px;
}

#DM_demo .letter-small .d3-button{
	background-color: #efefef;
	font-size: 18px;
}

#DM_demo .letter-small picture{
	box-shadow: 1px 1px 3px #666;
	position: relative;
	width: 100%;
	padding-top: 141.4%;
	display: block;
	margin-bottom: 5px;
	image-rendering: -webkit-optimize-contrast;
}

#DM_demo .letter-small picture img{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	image-rendering: -webkit-optimize-contrast;
}

#DM_demo .letter-small img:hover{
	box-shadow: 0px 0px 2px #000;
}

.envelope{
	margin: 23px auto 0;
	display: block;
	max-width: 333px;
}

.envelope picture{
	box-shadow: 1px 1px 3px #666;
	position: relative;
	width: 100%;
	padding-top: 70%;
	display: block;
	margin-bottom: 5px;
	image-rendering: -webkit-optimize-contrast;
}

.envelope picture img{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	image-rendering: -webkit-optimize-contrast;
}

.envelope-button{
	max-width: 333px;
	display: block;
	margin: 3px auto 0;
	padding: 7px 0;
}

.instagram-info{
	font-size: 16px;
	padding: 3px 4px;
	line-height: 20px;
}

.instagram-info .d3-button{
	margin: 13px 0 3px;
}

@media (min-width:1200px) and (max-width: 1600px) {
	#DM_demo .letter-small .d3-button{
		font-size: 16px;
	}
}

@media (max-width: 1200px) {
	#letter_text{
		width: auto;
	}
	#letter_text .mobile-width{
		width: 90%;
		margin: 0 auto;
	}
	#intro {
		padding: 0;
	}
}

@media (max-width: 600px) {
	#DM_demo .letter-small{
		width: 48%;
	}
	#letter_text .d3-button {
		font-size: 16px;
	}
	#DM_demo .letter-small .d3-button{
		font-size: 16px;
	}
}