.rwd{
  display: none;
}
@media only screen and (max-width: 1367px){
	.service{
		height: 100%;
		margin-bottom: 50px;
	}
	.map{
		position: relative;
	}
	.contsct-b-box{
		height: auto;
	}
	header ul li{
		display: block;
		padding-bottom: 20px;
	}
	.about-img-box{
		bottom: 0;
	}

}

@media only screen and (max-width: 1024px){
	
	header{
		background-position: top;
	}
	header ul li{
		display: table-row;
		padding: 0;
	}

	.index-banner2-p{
		width: 80%;
	}
	.footer-box{
		padding: 80px 0;
	}
	.about-left{
		width: 50%;
	}
	.about .narrative{
		width: 90%;
	}
	.narrative h3{
		font-size: 25px;
		padding: 30px 0;
		letter-spacing: 10px;
	}
	.service-mask{
		line-height: 200px;
	}
	.narrative p{
		font-size: 16px;
	}
	.service .narrative p{
		line-height: 1.6;
	}
	.service-menu-box h4{
		padding: 10px 0;
	}
	.service-menu-box P{
		margin: 0 ;
		padding: 10px 0;
	}
	.service-menu li{
		font-size: 25px;
	}
	.service-project-box{
		width: 650px;
	}
	.service-project-img{
		width: 200px;
		height: 200px;
	}
	.service-project{
		width: 300px;
	}
	.computer-banner{
		height: 300px;
		line-height: 300px;
	}
	.computer-b-img{
		width: 300px;
	}
	.computer-img-left{
		width: 60%;
	
	}
	.computer-s-img, .computer-s-img2{
		width: 480px;
	}
	.computer-img-right{
		width: 40%;
	}
	.computer-s-img-box{
		vertical-align: top;
	}
}

@media only screen and (max-width: 768px){
	.about-img-box{
		display: none;
	}
	.rwd{
		display: block;
	}
	.about-img-box{
		width: 100%;
	}
	.about-img{
		position: static;
	}
	header{
		width: 100%;
		height: auto;
		z-index: 999;
		background-size: 0;
		background-color: #d5d5d5;

	}
	main{
		width: 100%;
		margin-top: 96px;
	}
	footer{
		width: 100%;
	}
	.rwd-logo{
		display: block;
	}
	header ul{
		margin-top: 0;
	}
	header ul li{
		padding: 20px 0;
	}
	#menu .rwd-logo .header-logo{
		display: block;
	}
	#menu .rwd-logo-p{
		 writing-mode:initial ; 
		 padding-top: 10px;
	}
	#menu{
		left: -650px;
		background-image: url('../img/layout/rwd-menu-bg.jpg');
		background-repeat: no-repeat;
		background-size: cover;
		background-position: bottom;
		background-position: center;
	}
	.banner-box{
		animation: index-banner 3s ease 0s 1 alternate;
	}
	.header-logo{
		width: 70px;
	}
	.header-logo-box{
		padding: 10px;
	}
	.header-logo{
		padding: 0px;
		vertical-align: middle;
		display: inline-block;
	}
	.header-logo-p{
		width: 250px;
		display: inline-block;
		writing-mode: horizontal-tb;
		padding: 0;
	}
	.menu-rwd{
		width: 50px;
		max-width: 100%;
		position: absolute;
		display: block;
		right: 10%;
		top: 20%;
	}

	@keyframes index-banner
	{
	    from { transform: scale(1.1);}

	  to { transform: scale(1); }
	}

	@-webkit-keyframes index-banner
	{   
	  from { transform: scale(1.1);}

	  to { transform: scale(1); }
	}
	.about{
		height: auto;
	}
	.about-left{
		width: 100%;
		float: none;
	}
	.about-right{
		width: 95%;
		margin: 0 auto;
		float: none;
    	padding-bottom: 800px;
	}
	.about-img{
		width: 300px;
	}
	.service{
		height: auto;
	}
	.computer-mask{
		height: 100vh;
	}
	.computer-s-img, .computer-s-img2{
		width: 450px;
	}
	.computer-img-left{
		width: 95%;
		display: block;
   		margin: 0 auto;
	}
	.computer-s-img, .computer-s-img2{
		width: 100%;
	}
	.computer-s-img-box{
		vertical-align: middle;
	}
	.computer-img-right{
		width: 95%;
		margin: 0 auto;
		display: block;
		margin-top: 20px;
	}
	.computer-b-img{
		width: 100%;
	}
	.computer-banner{
		margin: 20px auto;
	}
	.contsct-box{
		width: 100%;
	}
	.contsct-box div{
		padding: 10px 0;
	}
	.map{
		position: relative;
	}
	.contsct-b-box{
		height: auto;
	}
	.contsct-information{
		width: 100%;
		text-align: center;
	}
	.index-service-info{
		width: 95%;
		margin: 0 auto;
	}
	.index-banner2{
		height: 300px;
	}
	.index-service-img{
		width: 95%;
		margin: 0 auto;
	}
	.banner{
		height: 300px;
	}
}
@media only screen and (max-width: 480px){
	.footer-p p{
		font-size: 20px;
	}
	.narrative p{
		font-size: 15px;
		line-height: 1.6;
	}
	.about-right{
		display: none;
	}
	.about-img{
		width: 200px;
		margin-top: 0;
	}
	#menu{
		left: -600px;
	}
	.narrative{
		width: 90%;
	}
	.banner-box{
		background-position: 40% -100px;
	}
	.menu-rwd{
		width: 30px;
		right: 7%;
    	top: 35%;
	}
	.service-menu-box p span:after{
		content: '';
		padding: 10px 0;
		display: block;
	}
	.index-service-p{
		width: 90%;
		margin: 0 auto;
		display: block;
	}
	.index-service-a{
		display: block;
		height: auto;
		margin: 0 auto;
	}
	.index-service-img{
		width: 90%;
    	margin: 0 auto;
	}
	.index-service-a{
		padding-top: 20px;
	}
	.index-banner2{
		height: 300px;
	}
	.index-banner2-p{
		width: 300px;
	}
	.index-banner2-p div{
		width: 65px;
	}
	.index-banner2-p p{
		font-size: 25px;
	}
	.footer-box{
		padding: 50px 0;
	}
	.service-project{
		width: 100%;
		margin-top: 20px;
	}
	.service-p-left{
		width: 90%;
   		margin: 0 auto;
	}
	.service-project-img{
		width: 200px;
		height: 200px;
		margin: 0 auto;
	}
	.left, .right{
		float: none;
	}
	.service-p-right{
		width: 90%;
		margin: 0 auto;
	}
	.narrative h3{
		font-size: 20px;
	}
	.contsct{
		width: 90%;
		margin: 30px auto;
	}
	.computer-s-img-box{
		width: 100%;
	}
	.computer-s-title:first-child{
		
		padding: 20px 0;
	}
	.computer-s-title{
		width: 100%;
		padding: 0;
	}
	.computer-s-title span{
		padding: 10px 0;
		display: block;
	}
	.header-logo-p{
		width: 200px;
		letter-spacing: 2px;
	}
	.service-menu-title li{
		display: block;
		padding: 10px 0;
	}
	.service-menu-title li span{
		display: none;
	}
	.service-menu{
		margin-top: 10px;
	}
	.contsct-box div input{
		font-size: 20px;
		height: 40px;
		line-height: 40px;
	}
	.contsct-box div input{
		font-size: 20px;
	}
	.footer-logo{
		width:100px;
		max-width: 100%;
		margin: 0 auto;
		padding-bottom: 20px;
		display: block;

	}
	.footer-p{
		width: 100%;
		display: block;
		text-align: center;
		padding: 0;
	}
}
@media only screen and (max-width: 320px){
	.footer-p p{
		font-size: 18px;
	}
	.header-logo{
		width: 60px;
	}
	.header-logo-p{
		width: 185px;
	}
	main{
		margin-top: 85px;
	}
	.narrative h3{
		letter-spacing: 5px;
		font-size: 16px;
	}
	.contsct-box div input{
		font-size: 20px;
	}
	.contsct-box div textarea{
		font-size: 20px;
	}
	.narrative p{
		letter-spacing: 3px;
		line-height: 1.6;
	}
	.header-logo-p{
		letter-spacing: 2px;
		font-size: 14px;
	}
	.menu-rwd{
		width: 30px;
	}
	#menu .rwd-logo .header-logo{
		width: 60px;
		margin: 0 auto;
		display: block;
	}
	.contsct-box div input{
		font-size: 20px;
	}
	.contsct-information li{
		font-size: 15px;
	}
	.index-service-p{
		font-size: 16px;
	}
	.index-service-p p{
		padding: 15px 0;
		line-height: 1.6;
	}
	.footer-logo{
		padding-left: 10px;
	}
	.footer-p{
		
		padding-left: 10px;
	}
	ul#menu li{
		padding: 15px 0;
	} 
}