@media only screen and (max-width: 768px) {

header,
.section__stack,
.section__contact {background-attachment:scroll;}

nav {position: relative;
 	  margin-top: 0;}

.navigation__burger {display: block;}

.section__projects {height: auto;}

.span-1-of-4 {
    width: 100% !important;
}

#estimate_table {
	display: block;
}


.main-navigation {
	position: absolute;
	right: 0;
	margin-right: 0;
	height: 100vh;
	top: 0;
	width: 100%;
	padding-bottom: 10%;
	padding-top: 10%;
	z-index: 99;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-orient: vertical;
	-webkit-box-direction: normal;
	    -ms-flex-direction: column;
	        flex-direction: column;
	-webkit-box-align: center;
	    -ms-flex-align: center;
	        align-items: center;
	-ms-flex-pack: distribute;
	    justify-content: space-around;
	background-color: rgba(169, 169, 169, 0.9);
	-webkit-transform: translateX(100%);
	        transform: translateX(100%);
	-webkit-transition: -webkit-transform 0.5s ease-in;
	transition: -webkit-transform 0.5s ease-in;
	transition: transform 0.5s ease-in;
	transition: transform 0.5s ease-in, -webkit-transform 0.5s ease-in;}

.main-navigation-active {-webkit-transform: translateX(0%);transform: translateX(0%);
						 }

.main-navigation li {opacity: 0;}

.project__image img {
	opacity: 1;
}

.carousel {
	width: auto;
	position: initial;
	display: inline-block;
	padding: 12px 20px;
	margin-top: 12px;
}

img.carousel-image {transform: scale(1);
	display: block;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 12px;
}

.services__gallery {
	transform: scale(0.9) translateY(-50%);
	
}

.carousel-btn {
	transform: scale(0.5);
	opacity: 0.7;
}

.data_image {
	width: 100px;
}

.main-navigation li a:link, 
.main-navigation li a:visited {color: #fff;
					 		   font-weight: bold;}

.sticky .main-navigation {
	top: 70px;
	height: calc(100vh - 70px);
	padding-bottom: 10%;
	padding-top: 10%;
}

.sticky .main-navigation li a:link, 
.sticky .main-navigation li a:visited {color: #253D5B;
					 		   font-weight: bold;}




.opened .navigation__burger-line1 {-webkit-transform: rotate(-45deg) translate(-10px, 8px);transform: rotate(-45deg) translate(-10px, 8px);}
.opened .navigation__burger-line2 {opacity: 0;}
.opened .navigation__burger-line3 {-webkit-transform: rotate(45deg) translate( -8px, -8px);transform: rotate(45deg) translate( -8px, -8px);}

@-webkit-keyframes navLinksFade {
	from {opacity: 0;
		  -webkit-transform: translateX(50px);
		          transform: translateX(50px);}
	to {opacity: 1;
		-webkit-transform: translateX(0px);
		        transform: translateX(0px);}
}

@keyframes navLinksFade {
	from {opacity: 0;
		  -webkit-transform: translateX(50px);
		          transform: translateX(50px);}
	to {opacity: 1;
		-webkit-transform: translateX(0px);
		        transform: translateX(0px);}
}

.hero-text-box {top: 55%;}


.stack__gallery {opacity: 0.9;}

.stack__box {margin: 5px;}


.certificate-box {  margin-top: 10px;
					max-width: 300px; 
					opacity: 0.9;}
.certificate-box:first-of-type {margin-top: 20px;}

.certificate-box i.icon {color: #E85D75;}


}