/*
*宽度
*高度
*相对定位
*置顶
*堆叠顺序使永远在最前面
*背景颜色
*文本居中对齐*/
a {
    text-decoration: none;
}
p{
    /*/**font-family: "Source Han Sans CN";*/
}
p, h1, h2, h3, h4, h5, h6, dd, dt, dl, li, ol, body, html, form, textarea, input, select, table, ul {
    margin: 0;
    padding: 0;


}

ul, li, ol {
    list-style: none;
}

a {
    background-color: transparent;
}

img {
    vertical-align: middle;
    border: 0;
}

div.nav {
    width: 100%;
    height: 60px;
    position: fixed;
    top: 0px;
    z-index: 99999;
    /*text-align: center;*/
    background: rgba(29, 29, 29, 0.5);
}

#logo {
    line-height: 60px;
    float: left;
    padding-left: 2.8%;
    height: 80%;
    width: 20%;
    box-sizing: border-box;
}
#logo  img{
    height: 65px;
}

#nav {
    width: 75%;
    height: 100%;
    float: right;
}

#nav > ul {
    width: 100%;
    position: relative;
    margin: 0;
    height: 100%;
    /*display: flex;*/
    justify-content: flex-end;
    padding-right: 3%;
    box-sizing: border-box;
}

#nav > ul > li {
    width: 6%;
    text-align: center;
    float: left;
    height: 100%;
}


#nav > ul > li > a {
    display: block;
    position: relative;
    text-transform: uppercase;
    /**font-family: "Source Han Sans CN";*/
    color: #acacac;
    font-size: 15px;
    letter-spacing: 2px; /*字体间距*/
    transition: .3s;
    top: 33%;
}

ul.dodown > li > a {
    display: block;
    text-transform: uppercase;
    color: #acacac;
    font-size: 14px;
    letter-spacing: 2px; /*字体间距*/
    transition: .3s;
}

#nav > ul > li a p {
    font-size: 10px;
    color: #aaaaaa;
    opacity: .5;
    letter-spacing: 0px; /*英文无间距*/
    transition: .3s;
}

/*下拉框样式*/
#nav ul ul {
    display: none;
    width: 100%;
    top: 100%;
    position: absolute;
    background: rgba(29, 29, 29, 0.5);
    color: #fff;
    z-index: 9999;
    overflow: hidden;
}

#nav > ul > ul {
    position: relative;
    right: 10px;
}

#nav ul ul li {
    margin: 0;
    line-height: 40px;
    height: 40px;
}

#nav > ul > li ul li a {
    padding: 2% !important;
    transition: .5s;
    font-size: 12px;
    color: #fff;
    /**font-family: "Source Han Sans CN";*/
}

#nav > ul > li > a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 90px;
    z-index: -1;
    background: #2d2d2d;
    opacity: 0;
    transition: all .3s;
    top: 0px;
}

/*下拉框鼠标选中变色*/
#nav > ul > li ul li:hover  a{
    background: rgba(259, 259, 259, 0.4);
    color: #ffffff;
    height: 40px;
}
@media screen and (max-width: 1250px){
    #nav > ul > li>a {
        font-size: 11px!important;
    }
    #nav > ul > li ul li:hover {
        font-size: 10px!important;
        text-overflow: ellipsis!important;
        overflow: hidden!important;
        white-space: nowrap!important;
    }
    #nav > ul > li ul li a {
        font-size: 10px!important;
        text-overflow: ellipsis!important;
        overflow: hidden!important;
        white-space: nowrap!important;
    }

}

/*点击后字体变为白色*/
#nav > ul > li > a.act, #nav > ul > li > a.act p, #nav > ul > li:hover > a, #nav > ul > li:hover > a p {
    color: #fff;
}

#nav > ul > li {
    position: relative;
}

#nav > ul > li:hover > p {
    width: 4.35px;
    height: 4.35px;
    background: #fff;
    margin-bottom: 0;
    transition: all .3s;
    position: absolute;
    bottom: 15%;
    /*left: 9%;*/
    left: calc(50% - 4.35px);
    border-radius: 100%;
}

.actt {
    width: 4.35px;
    height: 4.35px;
    background: #fff;
    margin-bottom: 0;
    transition: all .3s;
    position: absolute;
    /*bottom: 0;*/
    /*left: 9%;*/
    bottom: 15%;
    left: calc(50% - 4.35px);
    border-radius: 100%;
    opacity: 0.8;
}

#nav > ul > li > p.act, #nav > ul > li:hover > a, #nav > ul > li:hover > a p.act {
    color: #fff;
}

::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(255, 255, 255, 1);
    background-color: white;;
}

::-webkit-scrollbar-thumb {
    background: #888888;
}

::-webkit-scrollbar {/*滚动条整体样式*/
    width:15px;    /*高宽分别对应横竖滚动条的尺寸*/
}
html body {
    overflow-x: hidden;
}
a:link{text-decoration:none; }  /* 指正常的未被访问过的链接*/

a:visited{text-decoration:none; }/*指已经访问过的链接*/

a:hover{text-decoration:none;}

a:active{text-decoration:none;}/* 指正在点的链接*/

@charset "utf-8";
*{margin:0;padding:0;list-style-type:none;}
/*a,img{border:0;text-decoration:none;}*/
body{font:12px/180% Arial, Helvetica, sans-serif, "新宋体";}
/* slider_box */
.slider_box{
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: relative;
}
.silder_con{width: 100%;height:100%;overflow:hidden;position:absolute;}
.silder_panel{width:1920px;height:925px;overflow:hidden;float:left;position:relative;}
.section-3 img{/*width:940px;height:346px;*/width: 100%;height:100%;display:block;overflow:hidden;}
/*.silder_nav{width:672px;height:105px;margin:0px auto;bottom:0px;position:absolute;overflow:hidden;background:rgba(0, 0, 0, 0.7);}*/

#slider_name {
	Z-INDEX: 99;
	BACKGROUND: #fff;
	FLOAT: left;
	OVERFLOW: hidden;
	WIDTH: 100%;
	POSITION: relative;
	HEIGHT: 100%
}

/*.silder_nav{float:left;width:35%;height:12.5%; background:rgba(0, 0, 0, 0.7);align-items:center;padding:0 0.5%;justify-content:space-between;flex-wrap:wrap;flex-direction:row;display:flex;left:12%;bottom:0;position:absolute;}*/


.silder_nav{float:left;width:35%;height:12.5%; background:rgba(0, 0, 0, 0.7);align-items:center;padding:0 0.5%;flex-wrap:wrap;flex-direction:row;display:flex;left:12%;bottom:0;position:absolute;}

/*.silder_nav li{float:left;width:160px;height:87px;font-size:14px;text-align:center;padding:0px;margin-right:1px;background:url(../images/homeBannerDdBgThis.png);line-height:50px;font-family:'微软雅黑';align-items:center;padding:0 0.5%;justify-content:space-between;flex-wrap:wrap;flex-direction:row;display:flex;left:12%;bottom:0;position:absolute;}*/
.silder_nav li{
	width: 23.5%;
	height: 83%;
	float: left;
	margin-right: 15px;
}
.silder_nav li a{ color:#fff;}
.silder_nav li.current{ background:url(../images/homeBannerDdBg.png);}
.slider_box a.prev,.slider_box a.next{display:block;width:45px;height:100px;overflow:hidden;text-indent:-999px;position:absolute;cursor:pointer;margin:85px 0 0 0;background:url(../images/silder_btn.gif) no-repeat;}	
.slider_box a.prev{left:0;background-position:left 0;}
.slider_box a.next{right:0;background-position:right 0;}
.silder_nav img{
	class="blackact"
/*	border: 0;
	text-decoration: none;*/
	height: 100%;
	width: 100%;
	object-fit:cover;
}
/*.gdt{padding-top: 100%;float:left;width:154.63px;height:130px; background:rgba(0, 0, 0, 0.7);align-items:center;padding:0 0.5%;justify-content:space-between;flex-wrap:wrap;flex-direction:row;display:flex;left:12%;bottom:0;position:absolute;}*/
.gdt{float:left;width:154.63px;height:112px; align-items:center;padding:0 0.5%;justify-content:space-between;flex-wrap:wrap;flex-direction:row;display:flex;left:12%;bottom:0;position:absolute;	margin-left: 505px;}
.gdt li{
	width: 154.63px;
	height: 97px;
	float: left;
	/*margin-top: 7px;*/
}
/*.gdt a{display:block;width:45px;height:100px;overflow:hidden;text-indent:-999px;position:absolute;cursor:pointer;margin:85px 0 0 0;background:url(../images/silder_btn.gif) no-repeat;}*/
/*.gdt img{
	height: 100%;
	width: 100%;
	object-fit: cover;*/
	/*margin-top: 95px;*/

/*}*/
.gdfa{
		/*width: 1880px;*/
	/*height: 998px;*/
	/*overflow: hidden;*/
	position: relative;
/*float:left;width:35%;height:12.5%; background:rgba(0, 0, 0, 0.7);align-items:center;padding:0 0.5%;flex-wrap:wrap;flex-direction:row;display:flex;left:12%;*/
	bottom:0;
	
}
.act {
    filter: brightness(100%);
}
.blackact {
    filter: brightness(50%);
    cursor: pointer;
}
.silder_panel f_l{
	height: 925px;
	width: 1920px;
}
.smallfangann .righttu{
	/*margin-top: 5px;*/
	height: 100%;
	
}