body{
	background-color: #FFEFEB;
	background-repeat: no-repeat;
	background-image: url(../images/service_build_sec3_bg.jpg);
	background-size: 77.55% auto;
	background-position: right 35%;
}


.sec1{
	padding: 13.4375% 0 2.7%;
	color: #fff;
	background: linear-gradient(to bottom, #FF3129 20% ,#FFEFEB);
}
.sec1 .inner{
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-direction: row;
}
.sec1 .text-box{
	width: 65%;
}
.sec1 .text-box h1{
	font-size: 3.75em;
	line-height: 1.33;
	margin-bottom: 0.2em;
}
.sec1 .text-box p{
	font-size: 1.5em;
	line-height: 1.16;
	margin-bottom: 2.2em;
}
.sec1 .img-box{
	width: 21.6%;
}



.sec2{
	padding: 0.52% 0 3.65%;
	position: sticky;
	top: 0;
	z-index: 1;
}
.sec2 .inner{
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	flex-direction: row;
	border-bottom: 1px solid rgba(255,255,255,0.7);
	transition: all 0.5s;
}
.sec2.fixed .inner{
	border: 1px solid rgba(255,255,255,0.5);
	background-color: rgba(255,255,255,0.3);
	border-radius: 1em;
	backdrop-filter: blur(0.625em);
	padding: 0 2%;
}
.sec2 .inner a{
	text-align: center;
	display: block;
	font-size: 1.125em;
	line-height: 1.56;
	padding: 2.28em 0;
	color: #666;
	width: 16.66%;
	border-bottom: 0.278em solid transparent;
	margin-bottom: -0.167em;
	transition: color 0.5s,border-color 0.5s,padding 0.5s;
}
.sec2.fixed .inner a{
	padding: 1.2em 0;
}
.sec2 .inner a.active{
	color: var(--theme-color);
	border-color: var(--theme-color);
}

.sec3{
	padding: 3.65% 0 10.4%;
}
.sec3 ul{
	margin-bottom: 12%;
	display: flex;
	align-items: stretch;
	justify-content: space-between;
	flex-direction: row;
}
.sec3 ul:nth-child(odd){
	flex-direction: row-reverse;
}
.sec3 .text-box{
	width: 42.67%;
	display: flex;
	align-items: stretch;
	justify-content: space-between;
	flex-direction: column;
}
.sec3 h3{
	font-size: 3.75em;
	color: #000;
	line-height: 1.38;
}
.sec3 h5{
	line-height: 1.4;
	color: #666;
	display: inline-block;
	padding-bottom: 1.625em;
	margin-bottom: 2.625em;
	border-bottom: 1px solid rgba(0,0,0,0.2);
}
.sec3 h5 .icon{
	margin-left: 2em;
	width: auto;
	height: 1.875em;
	vertical-align: middle;
}
.sec3 p{
	font-size: 1.125em;
	color: #818181;
	line-height: 1.5;
}
.sec3 .img-box{
	overflow: hidden;
	border-radius: 1em;
	width: 48%;
}
.sec3 .img-box img{
	transition: transform 0.75s;
}



.sec3 .text-box,.sec3 .img-box{
	transition: transform 0.75s,opacity 0.75s;
	opacity: 0;
}
.sec3 ul:nth-child(odd) .text-box,.sec3 ul:nth-child(even) .img-box{
	transform: translate(25vw,0);
}
.sec3 ul:nth-child(odd) .img-box,.sec3 ul:nth-child(even) .text-box{
	transform: translate(-25vw,0);
}
.sec3 ul .text-box.actived,.sec3 ul .img-box.actived{
	opacity: 1;
	transform: translate(0,0);
}


@media only screen and (min-width:1025px){
	.sec2 .inner a:hover{
		color: #333;
	}	
	.sec3 .img-box:hover img{
		transform: scale(1.1);
	}
}
@media only screen and (max-width:1024px){
	.sec1{
		padding: 30% 0 7.5%;
	}
	.sec1 .inner{
		display: block;
	}
	.sec1 .text-box{
		width: 100%;
	}
	.sec1 .text-box h1{
		font-size: 2.4em;
	}
	.sec1 .text-box p{
		font-size: 1.2em;
		line-height: 1.5;
	}
	.sec1 .img-box{
		display: none;
	}



	.sec2{
		display: none;
	}


	.sec3{
		padding: 7.5% 0 15%;
	}
	.sec3 ul{
		margin-bottom: 15%;
		display: block;
	}
	.sec3 .text-box{
		width: 100%;
		display: block;
		margin-bottom: 10%;
	}
	.sec3 h3{
		font-size: 2.4em;
		margin-bottom: 10%;
	}
	.sec3 h5{
		font-size: 1.2em;
	}
	.sec3 p{
		font-size: 1.2em;
	}
	.sec3 .img-box{
		width: 100%;
	}



	.sec3 ul:nth-child(odd) .text-box,.sec3 ul:nth-child(even) .img-box{
		transform: translate(0,20vh);
	}
	.sec3 ul:nth-child(odd) .img-box,.sec3 ul:nth-child(even) .text-box{
		transform: translate(0,20vh);
	}
	.sec3 ul .text-box.actived,.sec3 ul .img-box.actived{
		transform: translate(0,0);
	}


}