.container {
    margin: 0 auto;
    width: 1080px;
    }

 #header {
    height: 100px;
    /* background-color: rgb(253, 253, 253); */
    }

#logo{
    width: 164;
    height:44px;
    
    
}
.nav{
    font-size: 23px;
    font-weight: bold;
    line-height: 60px;
    margin-left: 200px;
}
.nav li{
    float: left;
    margin-left: 55px;   
}
.nav a{
    color: rgb(73, 73, 73);
    
}
.slider{
    width: 120px;
    height: 55px;
    background-color: rgb(206, 230, 240);
    border-radius: 10px;
    position: absolute;
    margin-left: 18px;
    
    z-index: -1;
    transition: all ease,0.3s;
}
li:nth-child(1):hover ~ .slider{
    margin-left:25px ;
}
li:nth-child(2):hover ~ .slider{
    margin-left:143px ;
}
li:nth-child(3):hover ~ .slider{
    margin-left:288px ;
}
li:nth-child(4):hover ~ .slider{
    margin-left:436px ;
}
li:nth-child(5):hover ~ .slider{
    margin-left:582px ;
}
li:nth-child(6):hover ~ .slider{
    margin-left:729px ;
}



.box1{
    margin-top: 54px;
    height: 400px;
    background-image: url(../img/head1.jpg) ;
    
}
.box2{
    position: relative;
    top:20px;
    
}
.box2 h2{
    text-align: center;
    font-family:sans-serif;   
    color: #000;
}
.box2-1{
    background-color:  rgb(219, 229, 235); 
    width: 346px;
    height: 120px;
    border: 2px solid #969595;
    border-radius:15px;
    float: left; 
}
.box2-1-1{
    margin-top: 7px;
}
.box2 p{
    text-indent: 2em; 
    line-height: 18px;
}
.box2-1 span{
    font-weight: bold;
    color:#333;
}
.box2-1 img{
    width: 50%;
    border-radius:10px;
    float: left; 
    padding-right: 5px;
}
.box2-2{
    background-color: rgb(219, 229, 235);
    width: 346px;
    height: 120px;
    margin-left: 10px;
    border: 2px solid #a1a1a1;
    border-radius:15px;
    float: left;
}
.box2-2-1{
    margin-top: 7px;
}
.box2-2 p{
    text-indent: 2em;
}
.box2-2 img{
    width: 50%;
    border-radius:10px;
    float: left; 
    padding-right: 5px;
}
.box2-3{
    background-color: rgb(219, 229, 235);
    width: 358px;
    height: 246px;
    margin-left: 10px;
    float: right;
    border: 1px solid #d6cfcf;
    border-radius:15px;
    
}
.box2-3 p{
    text-indent: 2em;
    line-height: 20px;
    font-family:sans-serif;
    color: #000;
}
.box2-4{
    background-color: rgb(219, 229, 235);
    width: 346px;
    height: 110px;
    margin-top: 10px;
    border: 2px solid #b3b0b0;
    border-radius:15px;
    float: left;
}
.box2-4-1{
    
    margin-top: 7px;
}
.box2-4 img{
    width: 50%;
    height: 96px;
    border-radius:10px;
    float: left; 
    padding-right: 5px;
}
.box2-5{
    background-color: rgb(219, 229, 235);
    width: 346px;
    height: 110px;
    margin: 10px 0px 0px 10px;
    border: 2px solid #b4b1b1;
    border-radius:15px;
    float: left;
}
.box2-5-1{
    
    margin-top: 7px;
}
.box2-5 img{
    width: 50%;
    height: 96px;
    border-radius:10px;
    float: left; 
    padding-right: 5px;
}
#footer{
    overflow: hidden;
    /*background-color:greenyellow;*/
    width: 1080px;
    height: 100px;
}
.footer-1{
    background-color: rgb(97, 107, 245);
    width: 1080px;
    height: 40px;
    margin-top: 20px;
}
.bottom_nav{ 
    float:right;
    margin-top: 15px;
}
.copyright{
    clear:both;
    margin-top: 10px;
    width:1080px; 
    text-align:center; 
    color:#333;
    position: absolute;
}