.container-grid {
    display: grid;
    display: -ms-grid;
    grid-template-columns: 1fr 1400px 1fr !important;
    grid-template-rows: 110px minmax(671px, 1fr) 59px;
    -ms-grid-columns: 1fr 1400px 1fr;
    -ms-grid-rows: 110px minmax(671px, 1fr) 59px;
    background: url(../images/index-bg.png) no-repeat;
    -o-background-size: 100% 100%;
    background-size: 100% 100%;
}

.header-grid {
    grid-area: 1/2/2/3;
    -ms-grid-column: 2;
    -ms-grid-column-span: 1;
    -ms-grid-row: 1;
    -ms-grid-row-span: 1;
}

.header-wrap {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
}

.logo {
    margin-top: 21px;
    margin-left: 3px;
    margin-right: 13px;
}

.nav {
    /* margin-top: 30px; */
    margin-top: 39px !important;
    -webkit-box-flex: 1;
    -webkit-flex: 1;
    -moz-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;

}

.nav li a {
    display: block;
    font-size: 18px !important;
    font-weight: bold;
    padding: 2px 2px  !important;
    line-height: 37px !important;
    color: #333333;
    /* font-size: 27px; */
    /* background-color: #b9242b;*/
    /*加*/
    /*color: #ffffff;*/
}

.nav li.active a {
    background-color: #b9242b;
    border-radius: 4px;
    color: #ffffff;
    
}

    .nav li:hover a {
        background-color: #b9242b;
        border-radius: 4px;
        color: #ffffff;
    }

.web-title {
    margin-top: 7px;
    text-align: center;
}

.main-grid {
    grid-area: 2/2/3/3;
    -ms-grid-column: 2;
    -ms-grid-column-span: 1;
    -ms-grid-row: 2;
    -ms-grid-row-span: 1;
}

.main-wrap {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    -webkit-box-align: start;
    -webkit-align-items: flex-start;
    -moz-box-align: start;
    -ms-flex-align: start;
    align-items: flex-start;
}

.main-left {
    width: 170px;
}

.main-right {
    width: 1200px !important;
    min-height: 654px;
    border-radius: 4px;
    background: url(../images/box-bg.png) no-repeat;
    -o-background-size: 100% 100%;
    background-size: 100% 100%;
    -webkit-box-shadow: 0px 9px 16px 4px rgba(104, 103, 103, 0.5);
    box-shadow: 0px 9px 16px 4px rgba(104, 103, 103, 0.5);
}

.slide-one>li {
    width: 170px !important;
    height: 66px !important;
    background-color: #b9242b;
    border-radius: 4px;
    /* margin-top: 26px !important; */
    margin-top: 0% !important;
    margin-bottom: 26px !important;
}

.slide-one>li:first-child {
    margin-top: 0;
}

.slide-one>li>a {
    height: 100%;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    font-size: 18px;
    font-weight: bold;
    line-height: 30px;
    text-align: center;
    color: #ffffff;
}

.slide-one>li.slide-hover {
    background-color: #8a1a10;
}

.slide-one>li:hover {
    background-color: #8a1a10;
}

.right-title-info {
    margin-top: 15px;
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

.right-title {
    margin-left: 15px;
    font-size: 19px;
    font-weight: bold;
    color: #8a1a10;
}

.return-brn {
    display: block;
    margin-right: 17px;
    font-size: 29px;
    font-weight: bold;
    color: #8a1a10;
}

.content-box {
    margin-top: 0px;
}

.content>.list-style-one {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
}

.content>.list-style-one>li {
    width: 230px;
    height: 229px;
    background-color: #ffffff;
    -webkit-box-shadow: 0px 2px 16px 0px rgba(51, 51, 51, 0.2);
    box-shadow: 0px 2px 16px 0px rgba(51, 51, 51, 0.2);
    border-radius: 10px;
    margin-left: 54px;
}

.content>.list-style-one>li:nth-child(n+5) {
    margin-top: 24px;
}

.content>.list-style-one>li>a {
    display: block;
}

.file-img,
.file-img>img {
    width: 230px;
    height: 170px;
    border-radius: 10px 10px 0px 0px;
}

.file-title {
    margin-top: 12px;
    padding-left: 13px;
    padding-right: 10px;
    font-size: 17px;
    font-weight: bold;
    color: #8a1a10;
    overflow: hidden;
    white-space: nowrap;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
}

.file-line {
    width: 203px;
    height: 2px;
    background-color: #f3f4f8;
    margin: 0 auto;
    margin-top: 12px;
}

.footer {
    grid-area: 3/2/4/3;
    -ms-grid-column: 2;
    -ms-grid-column-span: 1;
    -ms-grid-row: 3;
    -ms-grid-row-span: 1;
}

.footer p {
    margin-top: 28px;
    text-align: center;
    font-size: 15px;
    color: #333333;
}