#banner{
    width: 100%;
    height: 600px;
    overflow: hidden;
    position: relative;
}
#banner .swiper-container {
    width: 100%;
    height: 600px;
    margin-left: auto;
    margin-right: auto;
}
.swiper-slide {
    float: left;
    position: relative;
    overflow: hidden;
    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
    box-sizing: content-box;
}

#banner .swiper-container .swiper-slide img{
    top: 0;
    left: 50%;
    /*transform:translateX(-50%);*/
    /*-webkit-transform:translateX(-50%) ;*/
    /*-ms-transform:translateX(-50%) ;*/
    margin-left: -960px;
    width: 1920px;
    height: 600px;
    display: block;
    position: absolute;
    transition: 0.2s;
    border: 0px;
}

.swiper-pagination-bullet{
    width: 15px;
    height: 15px ;
    margin: 0px 5px;
}
.swiper-container {
    margin:0 auto;
    position:relative;
    overflow:hidden;
    direction:ltr;
    -webkit-backface-visibility:hidden;
    -moz-backface-visibility:hidden;
    -ms-backface-visibility:hidden;
    -o-backface-visibility:hidden;
    backface-visibility:hidden;
    /* Fix of Webkit flickering */
    z-index:1;
}
.swiper-wrapper {
    position:relative;
    width:100%;
    -webkit-transition-property:-webkit-transform, left, top;
    -webkit-transition-duration:0s;
    -webkit-transform:translate3d(0px,0,0);
    -webkit-transition-timing-function:ease;

    -moz-transition-property:-moz-transform, left, top;
    -moz-transition-duration:0s;
    -moz-transform:translate3d(0px,0,0);
    -moz-transition-timing-function:ease;

    -o-transition-property:-o-transform, left, top;
    -o-transition-duration:0s;
    -o-transform:translate3d(0px,0,0);
    -o-transition-timing-function:ease;
    -o-transform:translate(0px,0px);

    -ms-transition-property:-ms-transform, left, top;
    -ms-transition-duration:0s;
    -ms-transform:translate3d(0px,0,0);
    -ms-transition-timing-function:ease;

    transition-property:transform, left, top;
    transition-duration:0s;
    transform:translate3d(0px,0,0);
    transition-timing-function:ease;

    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
    box-sizing: content-box;
}
.swiper-free-mode > .swiper-wrapper {
    -webkit-transition-timing-function: ease-out;
    -moz-transition-timing-function: ease-out;
    -ms-transition-timing-function: ease-out;
    -o-transition-timing-function: ease-out;
    transition-timing-function: ease-out;
    margin: 0 auto;
}

 #banner .swiper-pagination {
     bottom: 20px;
     width: 100%;
     z-index: 20;
     text-align: center;
     position: absolute;
 }

#banner_nav{
    margin: auto;
    width: 1200px;
    height: 600px;
    position: relative;
    top: -400px;
    z-index: 10000 !important;
}


#banner_nav .content{
    width: 328px;
    height: 600px;
    position: relative;
}
#left_banner_nav{
    height: 600px;
    width: 228px;
    float: left;
    background-color: #ff0000;
    opacity: .8;
    padding: 5px 0;
}
#left_banner_nav ul li {
    width: 228px;

    height: 39px;
}

#left_banner_nav ul li a {
    display: inline-block;
    width: 100%;
    height: 39px;
    transition: 0.2s;
    line-height: 39px;
}
#left_banner_nav ul li a div{
    float: left;
}


#left_banner_nav ul li a:hover {
  background-color: #b2010a;
}

.nav_course{
    width: 158px;
    line-height: 39px;
    margin-left: 20px;
    font-size: 14px;
    color: #ffffff;
}

.icon_angle_right{
    background-image:url("../img/index/icon/angle_right.png") ;
    background-position: center center;
    background-size: auto;
    background-repeat: no-repeat;
    float: right;
    width: 20px;
    height: 39px;
   margin-right: 30px;
}




#right_banner_nav{
    height: 600px;
    width: 110px;
    float: left;
    background-color: #ececec;
}

#content_top{
    width: 1200px;
    height: 1000px;
    background-color: red;
    margin: 0 auto;
}
.ct_z{
    width: 1200px;
    height: 150px;
    font-family: MicrosoftYaHei-Bold;
    font-size: 46px;
    font-weight: bold;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #131021;
    padding-top: 100px;
    text-align: center;
    line-height: 45px;
    background-color: #ffffff;
}
.ct_z1{
    color: red;
}
.box{
    width: 1200px;
    height: 360px;
    background-color: #ffffff;
}
.title{
    width: 640px;
    height: 360px;
    float: left;
}
.c_swiper4{
    width: 588px;
    height: 360px;
    float: left;
    background-image: url("../img/java/1/bg_img.png");
    background-repeat:no-repeat;
    display: block;
    margin-left: -45px;
    margin-top: 30px;
}
.swiper3{
    width: 640px;
    height: 360px;
}
.swiper3 .swiper-slide{
    width: 100px;
    height: 130px;
    margin-right: 60px;
    margin-top: 50px;
    float: left;
}
.swiper_radio{
    width: 100px;
    height: 100px;
    border-radius: 50px;
    background-color: #000000;
    margin-bottom: 10px;
}
.swiper_radio img{
    width: 75px;
    height: 72px;
    display: block;
   padding-top:25px;
   padding-left: 25px;
}


.swiper3 .swiper-slide span{
    width: 100px;
    height: 30px;
    display: block;
    font-family: MicrosoftYaHei-Bold;
    font-size: 16px;
    text-align: center;
}
.swiper3 .swiper_radio:hover {
    background-color: red;
    -webkit-animation:sucaijiayuan 1s .1s ease both;
    -moz-animation:tada 1s .1s ease both;
}
@-webkit-keyframes sucaijiayuan {
    0% {
        -webkit-transform: scale(1)
    }
    10%, 20% {
        -webkit-transform: scale(0.8) rotate(-2deg)
    }
    30%, 50%, 70%, 90% {
        -webkit-transform: scale(1.1) rotate(2deg)
    }
    40%, 60%, 80% {
        -webkit-transform: scale(1.1) rotate(-2deg)
    }
    100% {
        -webkit-transform: scale(1) rotate(0)
    }
}

#con_center1{
    width: 100%;
    height: 2000px;
    background-color: #2b3036;
}
#con_center2{
    width: 100%;
    margin-bottom: 100px;
}
.cenetr_box1{
    width: 1200px;
    margin: 0 auto;
}
.j_y_zz{
    width: 1200px;
    height: 166px;
    font-family: MicrosoftYaHei-Bold;
    font-size: 46px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 46px;
    letter-spacing: 0px;
    text-align: center;
    color: #ffffff;
    padding-top:116px;
    margin-bottom: 50px;
}
.j_y_z1z{
    color: #eb1c32;
}
.cenetr_box1_t{
    width: 1200px;
    height: 300px;
}
.cenetr_box1_b{
    width: 1200px;
    height: 300px;
    margin-top: 50px;
}
.center_box_t1{
    width: 176px;
    height: 22px;
    font-family: MicrosoftYaHei;
    font-size: 22px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 16px;
    letter-spacing: 0px;
    color: #ffffff;
    display: block;
    margin-bottom: 30px;
}
.center_box_t3{
    width: 240px;
    height: 22px;
    font-family: MicrosoftYaHei;
    font-size: 22px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 16px;
    letter-spacing: 0px;
    color: #ffffff;
    display: block;
    margin-bottom: 30px;
}
.cenetr_box1_left{
    width: 640px;
    height: 300px;
    float: left;
    margin-right: 105px;
}
.cenetr_box1_left_1{
    width: 498px;
    height: 300px;
    float: left;
    margin-right: 232px;
}
.cenetr_box1_right{
    width: 455px;
    height: 300px;
    float: left;
}
.cenetr_box1_right_1{
    width: 468px;
    height: 300px;
    float: left;
}


.nav-down_1{
    width: 1200px;
    height: 181px;
}

.nav_link {
    float: left;
    width: 147px;
    height: 181px;
    margin-left: 110px;
    background-image: url(../img/java/4/4_02.png);
}

.nav_z1{
    display: block;
    width: 100px;
    height: 20px;
    font-family: MicrosoftYaHei-Bold;
    font-size: 20px;
    font-weight: bold;
    font-stretch: normal;
    line-height: 16px;
    letter-spacing: 0px;
    color: #ffffff;
    margin-top: 44px;
    margin-left: 33px;
}
.nav_z2{
    display: block;
    width: 112px;
    height: 30px;
    font-family: MicrosoftYaHei;
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 16px;
    letter-spacing: 0px;
    color: #ffffff;
    margin-top: 10px;
    margin-left: 18px;
    text-align: center;
}
.nav_current{
    float: left;
    width: 147px;
    height: 181px;
    margin-left: 110px;
    background-image: url(../img/java/4/4_01.png);
}
.nav_current span{
   color: red;
}

.nav-down {
    height: 610px;
    background-image: url(../img/java/4/sub1.png);
}
.sub1{
    height: 495px;
    padding-top: 45px;
    padding-left: 20px;
}
.sub2{
    height: 495px;
    padding-top: 45px;
    padding-left: 20px;
}
.sub3{
    height: 495px;
    padding-top: 45px;
    padding-left: 20px;
}
.sub4{
    height: 495px;
    padding-top: 45px;
    padding-left: 20px;
}
#sub1 ul li{
    height: 37px;
    margin-top: 20px;
}
#sub2 ul li{
    height: 37px;
    margin-top: 20px;
}
#sub3 ul li{
    height: 37px;
    margin-top: 40px;
}
#sub4 ul li{
    height: 37px;
    margin-top: 20px;
}
.nav_z3{
     display: block;;
     width: 116px;
     height: 37px;
     border: solid 1px #eb1c32;
     font-family: MicrosoftYaHei;
     font-size: 16px;
     font-weight: normal;
     font-stretch: normal;
     line-height: 37px;
     letter-spacing: 0px;
     color: #eb1c32;
     text-align: center;
     float: left;
    margin-right: 20px;
 }
.nav_z3_t{
     display: block;;
     width: 200px;
     height: 37px;
     border: solid 1px #eb1c32;
     font-family: MicrosoftYaHei;
     font-size: 16px;
     font-weight: normal;
     font-stretch: normal;
     line-height: 37px;
     letter-spacing: 0px;
     color: #eb1c32;
     text-align: center;
     float: left;
    margin-right: 20px;
 }

.nav_z4{
    display: block;;
    width: 1000px;
    height: 37px;
    font-family: MicrosoftYaHei;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 37px;
    letter-spacing: 0px;
    color: #000000;
    float: left;
}
.nav_z4_t{
    display: block;;
    width: 910px;
    height: 37px;
    font-family: MicrosoftYaHei;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 37px;
    letter-spacing: 0px;
    color: #000000;
    float: left;
}
.nav_z5{
    display: block;;
    width: 1000px;
    height: 37px;
    font-family: MicrosoftYaHei;
    font-size: 16px;
    font-weight: normal;
    font-stretch: normal;
    letter-spacing: 0px;
    color: #000000;
    float: left;
}
.con_center2_all{
    width: 1200px;
    height: 685px;
    border: solid 1px #cdcdcd;
}
.con_center2_left{
    width: 299px;
    height: 685px;
    border-right: solid 1px #cdcdcd;
    float: left;
}
.con_center2_right{
    width: 299px;
    height: 685px;
    float: left;
}
.con_center2_left_t{
    width: 299px;
    height: 346px;
    border-bottom: solid 1px #cdcdcd;
}
.con_center2_left_b{
    width: 299px;
    height: 338px;
}
.left_img{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_1_1.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_img_1{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_5_5.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_img_2{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_2_2.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_img_3{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_6_6.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_img_4{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_3_3.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_img_5{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_7_7.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_img_6{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_4_4.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_img_7{
    width: 87px;
    height: 75px;
    display: block;
    background:url("../img/java/5/5_8_8.png");
    position: absolute;
    margin: 31px 0 30px 108px;
}
.left_z_1{
    width: 300px;
    height: 17px;
    font-family: MicrosoftYaHei;
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 16px;
    letter-spacing: 0px;
    color: #eb1c32;
    display: block;
    position: absolute;
    text-align: center;
    margin:136px 0 20px 0;
}
.left_z_2{
    width: 238px;
    height: 150px;
    font-family: MicrosoftYaHei;
    font-size: 14px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 23px;
    letter-spacing: 0px;
    color: #000000;
    display: block;
    position: absolute;
    margin:170px 0 20px 29px;
}

.con_center2_left_t:hover{
    background-color: #000000;
}
.con_center2_left_t:hover>.left_z_2{
    color: #ffffff;
}
.con_center2_left_t:hover>.left_img{
    background: url("../img/java/5/5_1.png");
}
.con_center2_left_b:hover>.left_img_1{
    background: url("../img/java/5/5_5.png");
}
.con_center2_left_t:hover>.left_img_2{
    background: url("../img/java/5/5_2.png");
}
.con_center2_left_b:hover>.left_img_3{
    background: url("../img/java/5/5_6.png");
}
.con_center2_left_t:hover>.left_img_4{
    background: url("../img/java/5/5_3.png");
}
.con_center2_left_b:hover>.left_img_5{
    background: url("../img/java/5/5_7.png");
}
.con_center2_left_t:hover>.left_img_6{
    background: url("../img/java/5/5_4.png");
}
.con_center2_left_b:hover>.left_img_7{
    background: url("../img/java/5/5_8.png");
}
.con_center2_left_b:hover{
    background-color: #000000;
}
.con_center2_left_b:hover>.left_z_2{
    color: #ffffff;
}