<div class="box-email">
    <a href="mailto:seuemail@email.com" class="link-email">seuemail@email.com</a>
    <div class="email-envelope"></div>
</div>
body{
  background-color: #2c2a74;
}
.box-email{
	cursor: pointer;
	text-align: center;
	margin: 70px 0 0 0;
	position: relative;
	display: block;
}
.email-envelope {
	width: 140px;
	height: 85px;
	background-color: #dedede;
	display: block;
	display: inline-block;
	position: relative;
	margin: 0 auto;
}

.email-envelope:before {
	content: '';
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 55px 70px 0 70px;
	border-color: #ececec transparent transparent transparent;
	-webkit-transform-origin: top center;
	-ms-transform-origin: top center;
	transform-origin: top center;
	-webkit-transition: 0.4s;
	-moz-transition: 0.4s;
	-o-transition: 0.4s;
	-ms-transition: 0.4s;
	transition: 0.4s;
	position: absolute;
	z-index: 2;
	top: 0;
	left: 0;
}

.email-envelope:after {
	content: '';
	width: 0;
	height: 0;
	border-style: solid;
	border-width: 0 70px 42px 70px;
	border-color: transparent transparent #ffffff transparent;
	position: absolute;
	z-index: 1;
	bottom: 0;
	left: 0;
}

.box-email:hover .email-envelope:before {
	-webkit-transform: rotateX(150deg);
	-moz-transform: rotateX(150deg);
	-ms-transform: rotateX(150deg);
	-o-transform: rotateX(150deg);
	transform: rotateX(150deg);
}

.link-email{
	width: auto;
	color: #ffffff;
	font: 100 16px/16px Arial, sans-serif;
	font: 100 1.6rem/1.6rem Arial, sans-serif;
  text-decoration: none;
	background-color: #d50a3e;
	-webkit-transition: 0.4s;
	-moz-transition: 0.4s;
	-o-transition: 0.4s;
	-ms-transition: 0.4s;
	transition: 0.4s;
	-webkit-transform: translateX(-50%) scale(0.8);
	-moz-transform: translateX(-50%) scale(0.8);
	-ms-transform: translateX(-50%) scale(0.8);
	-o-transform: translateX(-50%) scale(0.8);
	transform: translateX(-50%) scale(0.8);
	-moz-opacity: 0;
	-khtml-opacity: 0;
	-webkit-opacity: 0;
	opacity: 0;
	-ms-filter: progid:DXImageTransform.Microsoft.Alpha(opacity=0);
	filter: alpha(opacity=0);
	margin: 0;
	padding: 11px 5px;
	display: block;
	position: absolute;
	z-index: 5;
	left: 50%;
	top: 0;
}

.box-email:hover .link-email{
	-webkit-transform: translateX(-50%) scale(1);
	-moz-transform: translateX(-50%) scale(1);
	-ms-transform: translateX(-50%) scale(1);
	-o-transform: translateX(-50%) scale(1);
	transform: translateX(-50%) scale(1);
	-moz-opacity: 1;
	-khtml-opacity: 1;
	-webkit-opacity: 1;
	opacity: 1;
	-ms-filter: progid:DXImageTransform.Microsoft.Alpha(opacity=100);
	filter: alpha(opacity=100);
}

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