a{color: #c9caca;}
/*顶部菜单*/
.menu ul{float: right; }
.menu ul li{float: left;padding: 0 1rem 0 0;font-size:1.1rem}
.menu ul li span{padding: 0 0 0 1rem;}
.menu ul li:hover{opacity: 0.5;}
.logo img{width:70%;max-width: 24rem;float: left;}
.logo:hover{opacity: 0.6;}
.header{display: inline-block;width: 100%;padding: 0.5rem 0;}

.mmenu{ width:7%; float:right;}
.homemenu{margin-top: 3.5rem;position: absolute;margin-left: 1.5%;opacity: 0;font-weight: 300;font-size: 1rem;}
.logo:hover .homemenu{opacity: 1;}
.home{    position: absolute;
    margin-left: 10px;
    top: 2px;font-size: 1.25rem;}
/*案例*/
.content{ /*width: 50%;*/margin: 30px auto;padding: 0 0.5%;font-size:1rem; width:70%;}
.content p{margin-bottom: 5px;line-height: 1.8;text-align: justify;color: #c9caca;}
.content img{ max-width: 100%;margin-bottom:2rem;}
.content h3{margin: 0rem 0 1.5rem 0;color: #c9caca;font-size: 1.5rem;font-weight:300;}
.content h5{margin: 2.5rem 0 1rem 0;color: #c9caca;font-weight:300;}
.content .mb20{margin-bottom: 20px;}
.line{width: 100%;height: 1px;background: #666;margin: 1rem auto;clear: both;}
.closebtn{text-align: center;margin: 30px 0;}
.closebtn img{width: 35px;}
.sline{color: #c9caca;opacity: 0.8;}
@media screen and (max-width:770px){
	.content h2{margin: 3rem 0 2rem 0;}
}



/*关于我们*/
.about{margin-bottom: 90px;}
.about h2{color:#717071;border-bottom: 1px solid #717071;/*color:#fff;border-bottom: 1px solid #fff;*/padding-bottom: 15px;margin:0 auto;margin-bottom: 20px;}
.about h5{color:#717071;}
@media screen and (max-width:770px){
	.about h2{font-size: 1.5rem;    margin-bottom: 15px;}
}

/*底部*/
.footer{ clear:both;border-top: 1px solid #666666;margin: 0 0.5rem;padding-top: 1rem;font-size: 0.8rem; color: #888888;}
.footerlogo{float: left;}
.footerlogo img{width:10rem}
#scrollUp img{width: 30px;height: 30px;position: fixed;bottom: 100px;right: 6%;opacity: 0;}
@media screen and (max-width:770px){
	.content{ width: 100%;margin: 3rem auto;}
}