@charset "utf-8";
/* CSS Document */

@import url('https://webarchive.lib.cuhk.edu.hk/20230901000241cs_/https://fonts.googleapis.com/css2?family=Montserrat:wght@900&display=swap');
@import url('https://webarchive.lib.cuhk.edu.hk/20230901000241cs_/https://fonts.googleapis.com/css2?family=Open+Sans&display=swap');
@import url('https://webarchive.lib.cuhk.edu.hk/20230901000241cs_/https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@600&display=swap');

body, html {
    max-width: 100%;
	height:100%;
	background:#fff;
	font-family: 'Montserrat', sans-serif;
	font-size:24px;
	text-align:center;
	touch-action: manipulation;
}


/* Modal */
	#lightbox {
		  position:fixed;/* keeps the lightbox window in the current viewport */
		  top:0; 
		  left:0; 
		  width:100%; 
		  height:100%; 
		  background: rgba(150 ,150 ,150 , 0.7 );
		  text-align:center;
		  z-index:299;

		}
		#lightbox p {
		  text-align:right; 
		  color:#fff; 
		  margin-right:20px; 
		  font-size:12px; 
		}
		#lightbox img {
		  position: fixed;
			top: 5%;
			left: 0px;
			right: 0px;
			bottom: 5%;
			align: center;
			max-width: 90%;
			max-height: 90%;
			margin: auto;
		  z-index:301;
		  transition-duration: 1s;
		  box-shadow: 0px 0px 10px #555555;
}


.scrolltop {
	display: flex;
	background-color: rgba(255,255,255,0.93) !important;
	font-size: calc(0.5rem + 0.7vw);
	font-family: 'IBM Plex Sans', sans-serif;
	font-weight:700;
	color:#333;
	border-radius: 2px;
	border: 0;
	outline: 0;
	left: 0;
	top: 0;
	left: 50%; transform: translate(-50%, 0);
	width: 100%;
	max-width: 1200px;
	bottom: 50px;
	height: 6%;
	min-height:70px !important;
	position: fixed;
	z-index:99;
	padding-top: 0px;
	}
.scrolltop a {
    color:#05261F;
	text-decoration: none;
	-webkit-transition: color 0.4s; 
    transition: color 0.4s;
	}


.scrolltop_menu1 {
	width: 5%;
	padding-top: 0.3%;
	padding-left:0.1% !important;
	}

.scrolltop_menu1 img {
	width: 60px;
	display: inline-block;
  	height: auto !important;
	position:absolute;
	vertical-align:text-top;
	float:left !important;
	}

.scrolltop_menu2 {
	width: 98.5%;
	padding-top: 0.8% !important;
	padding-left:5% !important;
	padding-right:3% !important;
	width:94% !important;

	}

.scrolltop_menu2 img {
	vertical-align:text-top !important;
	float:right;
}

.scrolltop_menu2 a:hover {
	color:#61A390;
	text-decoration: none;
}


.scrolltop_menu2m {
	width: 98.5%;
	padding-top: 0.8% !important;
	padding-left:5% !important;
	padding-right:3% !important;
	width:94% !important;

	}

.scrolltop_menu2m img {
	vertical-align:text-top !important;
	float:right;
}

.scrolltop_menu2m a:hover {
	color:#61A390;
	text-decoration: none;
}


#scrolltop:hover {
	opacity: 1.0;
	}

.scrolltop {
	display:none;
	}




div {
	position:relative;
	}

.main {

}


.main_content1 {
	
	width:94%;
	max-width: 1178px;
	background-color: #ffffff;
	left: 50%; transform: translate(-50%, 0);
	z-index: 98;
	}

.main_title1 {
	font-family: 'IBM Plex Sans', sans-serif;
	font-size:102px;
	font-weight:bold;
	text-shadow: 0 0 10px #fff, 0 0 15px #fff, 0 0 20px #fff, 0 0 25px #fff, 0 0 30px #fff, 0 0 40px #fff, 0 0 50px #fff;
}

.main_title1m {
		display: none;
	font-size:132px !important;
}


.grid_button1 {
	background-color:#236a65;
	border-top-left-radius: 22px;
	border-top-right-radius: 0px;
	border-bottom-right-radius: 22px;
	border-bottom-left-radius: 22px;
	display:inline-block;
	cursor:pointer;
	color:#ffffff !important;
	font-family: 'IBM Plex Sans', sans-serif;
	font-size: calc(0.45rem + 0.55vw);
	padding:16px 28px;
	text-decoration:none;
	transition: 0.2s;
	}
.grid_button1:hover {
	background-color:#44c767;
	color: #ffffff !important;
	}
.grid_button1:active {
	position:relative;
	top:1px;
	}


.grid1 {
	width:100%; 
	max-width:1178px; 
	background:#fff;
	}

.grid1_top {
	margin-top: -10px;
	width:100%; 
	max-width:1178px; 
	background:#fff;
	}

	.grid1_top_m {
		display: none;
	}

.grid1_title_resources {
	font-size: calc(0.65rem + 0.8vw);
	font-family: 'IBM Plex Sans', sans-serif;
	font-weight: 700;
	font-stretch:condensed;
	text-align:left !important;
	padding-left: 6%;
	padding-right: 6%;
}

.grid_paratext1 img {
	vertical-align: text-top;
	padding-right:20px; 
	overflow: hidden;
	float:left;
	white-space: nowrap;
}
.grid_paratext1 a {
	color:#426A57;
	-webkit-transition: 0.3s;
    transition:  0.3s;
}
.grid_paratext1 a:hover {
	color:#45A066;
}

.grid_title1 {
	color:#236a65;
	font-size: calc(1rem + 1vw);
	font-family: 'IBM Plex Sans', sans-serif;
	line-height:99%;
	font-weight: 800;
	font-stretch:condensed;
	text-align:left;
	padding-left: 2.2%;
	padding-right: 2.2%;
	
	background-image: url(https://webarchive.lib.cuhk.edu.hk/20230901000241oe_/https://media.giphy.com/media/26BROrSHlmyzzHf3i/giphy.gif);
	background-size: cover;
	color: transparent;
	-moz-background-clip: text;
	-webkit-background-clip: text;
	margin: 10px 0;
	}

.grid_paratext1 {
	width:92%;
	font-size: calc(0.35rem + 0.6vw);
	font-family: 'Open Sans', sans-serif;
	font-weight: 200;
	line-height: 1.4em;
	text-align: left;
	padding-left: 2.2%;
	padding-right: 2.2%;
	}

.grid1_left {
	width:100%; 
	max-width:1100px; 
	padding-left:0.5%;
	background:#fff;
	display:flex;
	}

.grid_title1_left {
		font-size: calc(0.9rem + 0.9vw);
		font-family: 'IBM Plex Sans', sans-serif;
		line-height:99%;
		font-weight: 900;
		text-align:left;
		padding-left: 2.2%;
		width:100%;
	}

.grid_title1_left img{
		width:60%;
		max-width:660px;
		float: right;
		padding-left:3%;
		white-space:nowrap;
}

.grid_paratext1_left {
	font-size: calc(0.35rem + 0.6vw);
	font-family: 'Open Sans', sans-serif;
	font-weight: 200;
	line-height: 1.4em;
	text-align: left;
		width:37%;
		padding-left:0% !important; 
		padding-right:0% !important;
	}


.grid_title1_right {
		font-size: calc(0.9rem + 0.9vw);
		font-family: 'IBM Plex Sans', sans-serif;
		line-height:99%;
		font-weight: 900;
		text-align:left;
		padding-left: 0%;
		width:100%;
	}
	
	.grid_title1_right2 {
		font-size: calc(0.9rem + 0.9vw);
		font-family: 'IBM Plex Sans', sans-serif;
		line-height:99%;
		font-weight: 900;
		text-align:left;
		padding-left: 0%;
		width:100%;
	}

.grid_title1_right img{
		width:42%;
		max-width:660px;
		float: left !important;
		min-width:200px; 
		margin-bottom: 210px;
		white-space:nowrap;
		padding-left:3%;
		padding-right:3%;
	}
	
.grid_title1_right iframe{
		width:42%;
		max-width:660px;
		float: left !important;
		min-width:200px; 
		margin-bottom: 120px;
		white-space:nowrap;
		padding-left:3%;
		padding-right:3%;
	}
	
.grid_paratext1_right {
	font-size: calc(0.35rem + 0.6vw);
	font-family: 'Open Sans', sans-serif;
	font-weight: 200;
	line-height: 1.4em;
	text-align: left;
	}


.grid_container {
	display: block; 

	justify-content: center;
	padding-left: 1.7%;
	padding-right: 1.8%;
}

.grid_block {
    background-color: #f5f5f5;
    display: table;
    margin: 0 auto;
	width: 99.9%;
	height: 40%;
	border: 2px solid #e1e1e1;
	border-radius: 25px;
	padding-left: 0%;
	padding-right: 0%;
	padding-top: 2.5%;
	padding-bottom: 3%;
	}

.grid_block_title {
	color:#333;
	font-size: calc(0.55rem + 0.7vw);
	font-family: 'IBM Plex Sans', sans-serif;
	font-weight: 600;
	font-stretch:condensed;
	text-align:center;
	padding-left: 1%;
	padding-right: 1%;
	}

.grid_block_img {
	width:210px;
	float:left;
	padding-left: 1%;
	padding-right: 6%;
	padding-bottom: 1%;
	}

.grid_block_paratext {
	font-size: calc(0.3rem + 0.5vw);
	font-family: 'Open Sans', sans-serif;
	line-height: 1.4em;
	text-align: left;
	padding-left: 2%;
	padding-right: 2%;
	}


/* -------------------citizen participation-------------------- */
.cpbtn {
  -webkit-border-radius: 30;
  -moz-border-radius: 30;
  border-radius: 30px;
  font-family: Arial;
  color: #ffffff;
  font-size: 22px;
  font-weight:700;
  background: #c7c822;
  padding: 7px 40px 8px 40px;
  border: solid #333333 4px;
  text-decoration: none !important;
  position: absolute;
  text-align: center;
 cursor: pointer;
 width: 92px;
 margin: 0 -15.2%;
  bottom: 6.9%;
  	-webkit-transition: 0.3s;
    transition:  0.3s;
}

.cpbtn:hover {
  background: #5f4d2f;
  text-decoration: none !important;
}


.parti_topimg {
	background: url(/20230901000241oe_/https://www.ioa.cuhk.edu.hk/images/content/others/built_environment/images/cp/cp_top_title1_580.jpg) top center; 
	width:580px;
	height:680px;
	background-position: center;
	background-repeat: no-repeat; 
	background-size: cover; 
	margin:0 auto;
}

.parti_intro_text1 {
	width:48% !important;
	text-align: left;
	margin: 0 auto !important;
}


#formposthere {
	float: right;
	padding-left:3%;
	padding-right:2.5%; 
	min-width:100px;
	width:45%;
	height:632px;
	border:none;
}



/* ---------------------------------------mobile------------------------------------------------ */
/* ---------------------------------------mobile------------------------------------------------ */
/* ---------------------------------------mobile------------------------------------------------ */
/* ---------------------------------------mobile------------------------------------------------ */


@media screen and (max-width: 979px) {


	body {
	overflow-x: hidden;
	}

	.main {
		margin-top: 11vh;	
	}
	
	
	.main_content1 {	
		
			width: 99%;
			padding-left:0%;
			padding-right:0%;	
			max-width: 1178px;
		}

		.main_title1 {
			display: none;
		}

	.scrolltop_menu2 {
	display: none !important;
	}


	.scrolltop_menu2m {
	display: block !important;
    background-color: #ffffff !important;
	background: #ffffff !important;
	z-index:1006;
	}

nav[role="mm_navigation"] {
		margin: 0;
		padding-top: 10px;
		border: 0;
		font-size: 100%;
		font: inherit;
		vertical-align: baseline;
	  width: 99.8%;
	  background-color: #ffffff !important;
	  	background: #ffffff !important;
	  height: 43px;
	  display: block;
	  margin: auto;
	  	z-index:1007;
}

nav[role="mm_navigation"] a {font-size: calc(0.6rem + 0.7vw); font-weight: 700; color: #333; text-decoration: none; padding: 0 14px 0px 0px; line-height: 35px;}
nav[role="mm_navigation"] li {width: 101%; height: auto; text-align: center; background: #ffffff; border-bottom:1px solid #dedede;padding: 6px 0;}
nav[role="mm_navigation"] span {font-size: calc(1rem + 0.9vw);}
.mm_menu {display: none; background-color: #ffffff ; top:0px !important; margin-top:0 !important; padding-top:0 !important; list-style: none;	margin-left: -80px;}




	
	.parti_topimg {
		background: url(/20230901000241oe_/https://www.ioa.cuhk.edu.hk/images/content/others/built_environment/images/cp/cp_top_title1_580.jpg) top center; 
		min-width:464px;
		width:75%;
		min-height:544px;
		height:auto; 
		background-position: center;
		background-repeat: no-repeat; 
		background-size: contain; 
		margin:0 auto;
		text-align: center;
}
	
	
	.parti_intro_text1 {
		width:88% !important;
		text-align: left;
		margin: 0 auto !important;
	}

	.cpbtn {
	  -webkit-border-radius: 21px;
	  -moz-border-radius: 21px;
	  border-radius: 21px;
	  font-family: Arial;
	  color: #ffffff;
	  font-size: 22px;
	  font-weight:600;
	  padding: 1px 5px 1px 5px;
	  background: #c7c822;
	  border: solid #333333 4px;
	  text-decoration: none !important;
	  position: absolute;
	  text-align: center;
	 cursor: pointer;
	 width: 80px;
	 margin: 0 -48px;
	  bottom: 6%;
		-webkit-transition: 0.3s;
		transition:  0.3s;
	}


	#formposthere {
		float: right;
		padding-left: 2%;
		padding-right:0.5%; 
		min-width:100px;
		width:45%;
		height:686px;
		line-height:78%;
		border:none;
	}






	.scrolltop {
		display:none;
	}
	

	.scrolltop {
		background-color: rgba(255,255,255,0.95) !important;
		font-family: 'IBM Plex Sans', sans-serif;
		font-size: calc(0.28rem + 0.27vw) !important;
		font-weight:700;
		border-radius: 2px;
		border: 0;
		outline: 0;
		left: 0;
		top: 0;
		left: 50%; transform: translate(-50%, 0);
		width: 100%;
		bottom: 40px;
		height: 10%;
		min-height:70px !important;
		position: fixed;
		z-index:99;
		padding-top: 0px;
		}
	.scrolltop a {
		color:#05261F;
		text-decoration: none;
			-webkit-transition: color 0.4s; 
		transition: color 0.4s;
		}


	.scrolltop_menu1 {
		width: 100%;
		padding-top: 0.1%;
		padding-left:0.1% !important;
		margin:0 auto;
		z-index:1008;
		}

	.scrolltop_menu1 img {
		height: 40px;
		height: auto !important;
		vertical-align:text-top;
		top: 3px !important;
		left: 1px !important;
		position: fixed;
		z-index:1009;
		}

	.scrolltop_menu2 {
		padding-top: calc(6.3vh) !important;
		padding-left: 0.8% !important;
		padding-right: 0.9% !important;
		width:99.9% !important;
		}

	.scrolltop_menu2 img {
		vertical-align:text-top !important;
		top: 12px !important;
		right: 1px !important;
		position: fixed;
		height:23px !important;
		}
		
	.scrolltop_menu2 a {
	}	

	.scrolltop_menu2 a:hover {
		color:#61A390;
		text-decoration: none;
		}


	#scrolltop:hover {
		opacity: 1.0;
		}
	
	
	
	
	
	
	.grid_button1 {
		background-color:#44c767;
		border-radius:24px;
		display:inline-block;
		cursor:pointer;
		color:#ffffff;
		font-family: 'IBM Plex Sans', sans-serif;
		font-size: calc(0.45rem + 0.55vw);
		padding:16px 31px;
		text-decoration:none;
		transition: 0.3s;
		}
	
	
	.main_title1m {
		display: block;
		padding-top:22vh;
		font-family: 'IBM Plex Sans', sans-serif;
		word-wrap: break-word;
		font-size: calc(2.5rem + 3vw);
		font-weight:900;
	}


	.grid1 {
		width:99% !important; 
		background:#fff;
		}

	.grid1_top {
		margin-top: -65vh;
		width:98% !important;  
		background:#fff;
	}

	.grid1_top_m {
		display: block;
		margin: 0 auto;
		width:99% !important; 
	}

	.grid_title_resources {
		font-size: calc(0.8rem + 0.85vw);
		font-family: 'IBM Plex Sans', sans-serif;
		font-weight: 700;
		font-stretch:condensed;
		text-align:left;
		padding-left: 2%;
		padding-right: 2%;
	}

	.grid_title1 {
	width:98%;
		font-size: calc(1rem + 1.2vw);
		font-family: 'IBM Plex Sans', sans-serif;
		font-weight: 900;
		text-align:left;
		padding-left: 2%;
		padding-right: 2%;
	}

	.grid_paratext1 {
	    width:97%;
		font-size: calc(0.6rem + 0.6vw);
		font-family: 'Open Sans', sans-serif;
		text-align: justify;
		padding-left: 2%;
		padding-right: 2%;
	}
	
		.grid1_left {
			width:98%; 
			background:#fff;
			}
	
		.grid_title1_left {
				font-size: calc(1.2rem + 1vw);
				font-family: 'IBM Plex Sans', sans-serif;
				font-weight: 900;
				text-align:left;
				padding-left: 2%;
		}

		.grid_paratext1_left {
			font-size: calc(0.6rem + 0.6vw);
			font-family: 'Open Sans', sans-serif;
			font-weight: 200;
			text-align: justify;
				width:98%;
				padding-left:0% !important; 
				padding-right:0% !important;
		}
	
		.grid_title1_left img{
				float:none !important;
				width:88%;
				display:block;
				white-space:nowrap;
		}
	
		.grid_title1_right {
				font-size: calc(1.2rem + 1vw);
				font-family: 'IBM Plex Sans', sans-serif;
				font-weight: 900;
				text-align:left;
				padding-left: 2%;
				width: 98%;
		}
		
				.grid_title1_right2 {
				font-size: calc(1.2rem + 1vw);
				font-family: 'IBM Plex Sans', sans-serif;
				font-weight: 900;
				text-align:left;
				padding-left: 0%;
				width: 98%;
		}
	
		.grid_title1_right img{
				float: none !important;
				width:93% !important;
				margin-top: 22px !important;
				margin-bottom: 12px !important;
				display:block;
				white-space:nowrap;
				padding-left:0.2%;
				padding-right:0.2%;
		}
		
		.grid_title1_right iframe{
				float: none !important;
				width:98% !important;
				margin-top: 22px !important;
				margin-bottom: 12px !important;
				display:block;
				white-space:nowrap;
				padding-left:0.2%;
				padding-right:0.2%;
		}
		
		
		
		.grid_paratext1_right {
			font-size: calc(0.6rem + 0.6vw);
			font-family: 'Open Sans', sans-serif;
			font-weight: 200;
			text-align: justify;
			width:91%;
		}
		
	
	
.grid_container {
	display: inline-block;
	width:94%; 
	padding-left: 0.1% !important;
	}
	
	.grid_block {
		width: 98.5%;
		height: 40%;
		border: 2px solid #ddd;
		border-radius: 20px;
		padding-left: 1.5%;
		padding-right: 2%;
		padding-top: 6%;
		padding-bottom: 7%;
		margin-bottom:25px;
	}
	
	.grid_block_img {
		  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 90%;
		padding-left: 5.5%;
		padding-right: 5.5%;
		padding-bottom: 3%;
	}

	.grid_block_title {
		color:#333;
		font-size: calc(0.7rem + 0.7vw);
		font-family: 'IBM Plex Sans', sans-serif;
		font-weight: 800;
		font-stretch:condensed;
		text-align:center;
		padding-left: 1%;
		padding-right: 1%;
	}


	.grid_block_paratext {
	width: 93%;
			font-size: calc(0.55rem + 0.75vw);
			font-family: 'Open Sans', sans-serif;
			line-height: 1.4em;
			text-align: left;
			padding-left: 5.5%;
			padding-right: 5.5%;
	}


	

	
}






/* --------------------------------------mobile landscape-------------------------------------------- */
/* --------------------------------------mobile landscape-------------------------------------------- */
@media screen and (min-width: 428px) and (max-width: 767px) {

	.grid1_top {
		margin-top: 16vh; 
		background:#fff;
		}

		
	.scrolltop_menu2 {
		padding-top: calc(5% + 3vh);
		}
		
	.scrolltop_menu2 a {
		font-size: calc(0.5rem + 1.4vw);
	}	

}


/* -----------------header_animation----------------- */

[data-animate-in] {
    opacity: 0;
    transition: transform 0.8s ease, opacity 0.8s ease
}

[data-animate-in="up"] {
    transform: translate3d(0, 24px, 0)
}

[data-animate-in="left"] {
    transform: translate3d(-25%, 0, 0)
}

[data-animate-in="right"] {
    transform: translate3d(25%, 0, 0)
}

[data-animate-in="down"] {
    transform: translate3d(0, -24px, 0)
}

[data-animate-in="fadeIn"] {
    transform: translate3d(0, 0, 0)
}

[data-animate-in].in-view {
    opacity: 1;
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
    transition: transform 0.6s ease, opacity 0.6s ease
}

.fade-in {
    opacity: 0;
    transition: opacity 1s ease
}

.page-loaded .fade-in,.page-loaded.fade-in {
    opacity: 1
}

.isSafari.isTouch [data-animate-in],.isSafari.isTouch [data-animate-in="up"] {
    opacity: 1;
    transition: none;
    transform: none
}