html {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: inherit;
}
*:before, *:after{
    box-sizing: inherit;
}
html {
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}
body {
	margin: 0;
	padding: 0;
	width: 100%;
	height: 100vh;
}
.logo{
	position: absolute;
	top: 10px;
	left: 0;
	padding: 20px 50px;
	z-index: 9999;
}
.content{
	display: flex;
}
.inner-proyecto{
	overflow: hidden;
	width: 50%;
	height: 100vh;
	border: 10px solid #FFF;
	border-right: 5px solid #FFF;
	position: relative;
}
.inner-proyecto:last-child{
	border-left: 5px solid #FFF;
}
.proyectos-general {
	background: url(images/proyectos-general.jpg) no-repeat;
	background-size: cover;
	background-position: center;
	height: 100vh;
	display: flex;
	justify-content: center;
	align-items: center;
	filter: grayscale(100%);
	transition: all 1s ease-in-out;
	opacity: .5
}
.proyectos-industrial {
	background: url(images/proyectos-industrial.jpg) no-repeat;
	background-size: cover;
	background-position: center;
	height: 100vh;
	display: flex;
	justify-content: center;
	align-items: center;
	filter: grayscale(100%);
	transition: all 1s ease-in-out;
	opacity: .5
}
.proyectos-general:hover,
.proyectos-industrial:hover {
	filter: grayscale(20%);
	transform: scale(1.05);
	opacity: 1
}
a {
	font-family: 'Arimo', sans-serif;
	color: #FFF;
	text-decoration: none;
	width: 100%;
	height: 100%;
	display: flex;
	justify-content: center;
	align-items: center;
	text-transform: uppercase;
	transition: all .3s ease-in-out;
}
.btn {
	border: 1px solid #FFF;
	padding: 1em 2em;
	margin: 0 auto;
	background: rgba(0,0,0,.7);
	transition: all .5s ease-in-out;
}
a:hover .btn{
	background: #f38b00;
	border: 2px solid #f38b00;
}