:root {
	--c1: #666;
	--c2: #272C31;
	--c3: #4676b8;
	--c4: #5c9cca;
}

body {

}

a {
	text-decoration: none;
}

header .logo img {
	height: 60px;
}

/*navMain*/
.navMain .navbar-nav .nav-link {
	color:#fff;
	text-transform: uppercase;
	padding-left: 15px;
	padding-right: 15px;
}

/*cate*/
.cate figure {
	transition: box-shadow 0.3s;
}
.cate figure:hover {

	box-shadow: 0 .5rem 1rem rgba(0,0,0, .15)!important;
}

/*project*/
.project figure {
	position: relative;
}
.project figcaption {
	position: absolute;
	width: 100%;
	bottom: 0px;
	left: 0px;
	background-color: rgba(255, 255, 255, .75);
	
}
.project .mask {
	position: relative;
	overflow: hidden;
}
.project .mask img {
	transition: all 0.3s;
	height: 280px;
	object-fit: cover;
}
.project .mask:hover img {
	transform: scale(1.2);
}




footer {
	
}



/*public*/
.text-c1 {
	color: var(--c1);
}
.text-c2 {
	color: var(--c2);
}
.text-c3 {
	color: var(--c3);
}
.text-c4 {
	color: var(--c4);
}

.bg-c1 {
	background-color: var(--c1);
}
.bg-c2 {
	background-color: var(--c2);
}
.bg-c3 {
	background-color: var(--c3);
}
.bg-c4 {
	background-color: var(--c4);
}


/*go-top*/
.go-top {
	border:1px solid #ccc;
	color: #fff;
	width: 30px;
	height: 30px;
	border-radius: 15px;
	background-color: rgba(150,150,150,0.75);
	position: fixed;
	text-align: center;
	line-height: 30px;
	right:20px;
	transform: translateY(-50%);
	top: 50%;
	transition: background-color 0.3s, color 0.3s;
	cursor:pointer;
	display: none;
}
.go-top:hover {
	color:#eee;
	background-color: rgba(120,120,120,0.55);
}



@media (min-width: 576px) {

}
@media (min-width: 768px) {
	.navMain .navbar-nav .nav-item:hover .dropdown-menu {
		visibility: visible;
		top:100%;
	}
	.navMain .navbar-nav .dropdown-menu {
		transition: top 0.3s;
		margin-top: 0px;
		display: block;
		top:130%;
		visibility: hidden;
	}
}
@media (min-width: 992px) {

}
@media (min-width: 1200px) {

}
@media (min-width: 1400px) {
	.project .mask img {
		height: 360px;
	}
}

@media (max-width: 575px) {

}