style.css

body{
	padding: 0;
	margin: 0;
	font-family: 'Roboto', sans-serif;
}

/* 導覽列 */
.navbar-brand{
	font-family: 'Ubuntu', sans-serif;
}

.navbar-brand span{
	margin-left: 4px;
	color: #fe9393;
}

.nav-link{ 
	font-size: 16px;
	margin: 0 16px;
}

.nav-item.active,
.nav-item:hover{
	color: #00e8e8;
}

.menu-right-btn{
	background-color:transparent;
	transition: all 300ms ease-in;
}

.menu-right-btn:hover{
	color: #fff;
	background-color: #00e8e8;
}

/* 主要區塊 */
.site-content{
	background-image: url(image/img-header.jpg);
	background-attachment: fixed;
	background-size: cover;
}

.site-title{
	margin-top: 25%;
	margin-bottom: 5%;
	font-family: 'Cormorant Garamond', serif;
	font-weight: 500;
	font-size: 80px;
	text-shadow: rgba(0, 0, 0, 0.6);
}

.site-desc{
	font-size: 24px;
	margin-bottom: 5%
}

.btn-group{
	width: 60%;
	margin: 0 auto;
	margin-bottom: 25%;
}

/* section 1 */
.section-1 .title{
	margin-top: 8%;
}

.section-1 .subtitlt{
	margin-bottom: 3%;
}

.section-1 .para{
	width: 60%;
	margin-left: 20%;
	margin-bottom: 5%;
	color: rgba(0, 0, 0, 0.6);
}

.section-1 .card-text{
	color: rgba(0, 0, 0, 0.6);
}

.section-1{
	margin-bottom: 5%;
}

.section-1 .img-fliud{
	object-fit: cover;
	object-position: center center;
}

/* section 2 */
.section-2{
	background-image: url(image/christophe-rollando-QM2Exov4E2Q-unsplash.jpg);
	background-size: cover;
	background-attachment: scroll;
	width: 100%;
	margin-top: 8%;
}

.section-2 .col-md-7{
	margin-top: 10%;
}

.section-2 .col-md-5{
	margin-bottom: 10%;
	padding-top: 8%;
}

.section-2 .title{
	font-family: 'Cormorant Garamond', serif;
	font-size: 32px;
}

.card-img-top{
	object-fit: cover;
	object-position: center;
}

/* section 3 */
.section-3{
	margin-top: 8%;
}

.section-3 p{
	color: rgba(0, 0, 0, 0.6);
}

/* section 4 */
.section-4 {
	margin-top: 8%;
}

.section-4 h3{
	font-family: 'Cormorant Garamond', serif;
}

.section-4 .row .col-md-7{
	margin-top: 10%;
	margin-bottom: 10%;
}

.section-4 .row .col-md-5{
	margin-top: 10%;
	margin-bottom: 10%;
}

.section-4 a{
	font-size: 28px;
	text-decoration: none;
}

.section-4 .para{
	font-family: 'Ubuntu', sans-serif;
	font-size: 20px;
	font-weight: 300;
}

/* 頁尾 */
.form{
	width: 40%;
	margin: auto;
}

.form input{
	margin: 8px 0;
}

.social{
	margin: 5%;
}

.social-icon{
	margin: 20px auto;
}

.social-icon i{
	color: grey;
	font-size: 24px;
}


@media screen and (max-width: 768px){
	/* 導覽列 */
	.navbar-collapse{
		padding-left: 10px;
	}

	.navbar-nav li{
		font-style: 20px;
		padding: 8px 0;
	}

	.navbar .btn{
		display: none;
	}

	/* 主要區塊 */
	.site-title{
		font-size: 38px;
		margin-bottom: 3%;
	}

	.site-desc{
		font-size: 16px;
		margin-bottom: 3%;
	}

	/* section 1 */
	.card-img-top{
		height: 300px;
	}
	
	.section-1 .para{
		width: 80%;
		margin: auto;
		margin-bottom: 5%;
	}

	/* section 4 */
	.section-4 .para{
		font-size: 16px;
	}

	/* 頁尾 */
	.form{
		width: 70%;
	}
}

@media screen and (max-width: 576px){
	/* section 1 */
	.section-1 .col-md-4{
		padding: 5%;
	}

	.section-1 .title {
		font-style: 28px;
	}

	.section-1 .subtitlt {
		font-size: 28px;
		margin-bottom: 5%;
	}

	/* section 2 */
	.section-2 .col-md-5{
		text-align: center;
		margin: 10% auto;
	}

	.section-2 .col-md-7 {
		margin-top: 0%;
	}

	/* section 3 */
	.section-3 .row{
		padding: 0 5%;
	}

	/* section 4 */
	.section-4 {
		text-align: center;
	}

	.section-4 .col-md-7 {
		margin-top: 0;
	}
	
	.section-4 a {
		margin-top: 0%;
	}

	.section-4 .para {
		margin-bottom: 10%;
	}

		/* 頁尾 */
		.form {
			width: 80%;
		}
}