.inv1_list {
    text-align: center;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
}

.inv1_ltit {
    font-size: 36px;
    font-weight: bold;
    color: #333333;
}

.inv1_all {
    padding-bottom: 60px;
    background-image: url(../images/investment/i1_back.png);
}

.inv1_lall {
    margin-top: 40px;
    position: relative;
    /* padding-top: 17px; */
}

.in1_latext {
    font-size: 20px;
    color: #333333;
    /* position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%); */
}


/* 
.in1_latext:nth-child(1) {
    padding-bottom: 17px;
} */

.centet_inv {
    margin: 17px 0;
    display: flex;
    align-items: center;
}

.centet_invone .in1_latext {
    height: 49%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 280px;
    text-align: left;
    overflow: scroll;
}

.centet_invimg {
    margin: 0 20px;
}

.centet_invone {
    height: 100%;
    display: flex;
    justify-content: space-between;
    flex-direction: column;
}

.center_i {
    position: relative;
}

.center_imgtext {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    font-size: 24px;
    color: #333;
    width: 90%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.center_imgtext_logo {
    width: 123px;
    margin-bottom: 8px;
}


/*核心技术优势*/

.inv2_all {
    padding-top: 40px;
}

.inv2_tit {
    font-size: 36px;
    font-weight: bold;
    color: #333333;
    text-align: center;
}

.inv2_alist {
    display: flex;
    flex-wrap: wrap;
    margin-top: 50px;
}

.inv2_alone {
    width: 23.5%;
    margin-right: 2%;
    background: #FFFFFF;
    box-shadow: 0px 4px 30px 1px rgba(0, 0, 0, 0.08);
    /* padding: 55px 26px; */
    padding: 2.6vw 1vw;
    text-align: center;
    cursor: pointer;
    position: relative;
    transition: .5s;
    margin-bottom: 20px;
    /* display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center; */
}

.inv2_alo_icon {
    width: 60px;
}

.inv2_alo_text {
    font-size: 24px;
    color: #222222;
    margin: 20px 0 10px;
}

.inv2_alo_desc {
    color: #666;
    font-size: 16px;
    line-height: 28px;
    letter-spacing: 1px;
    text-align: center;
}

.inv2_alone::after {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0%;
    height: 5px;
    background-color: #FF6600;
    content: " ";
    transition: .5s;
    opacity: 0;
}

.inv2_alone:hover {
    background: rgba(255, 255, 255, .8);
    box-shadow: 0px 4px 30px 1px rgba(0, 0, 0, 0.15);
    /* background: red; */
}

.inv2_alone:hover::after {
    opacity: 1;
    width: 100%;
    transition: .5s;
}

.inv3_all {
    background-image: url(../images/investment/i3_back.png);
}

.inv3_list {
    margin-top: 50px;
}

.inv3_lone {
    /*margin-bottom: 50px;*/
    display: flex;
    align-items: center;
    justify-content: space-between;
    /*background-color: #F9F9F9;*/
    cursor: pointer;
}

.inv3_loright {
    width: 50%;
    /* margin-left: 1.25vw; */
    color: #333;
    position: relative;
    /*height: 489px;*/
    display: flex;
    justify-content: center;
    align-items: center;
}

.inv3_loleft {
    width: 50%;
    overflow: hidden;
}

.inv3_loleft img {
    width: 100%;
    transition: .5s;
    max-height: 520px;
    /*border-radius: 14px;*/
}

.inv3_loright_tit {
    font-size: 28px;
        color: #ff6600;
}

.inv3_loright_desc {
    margin-top: 20px;
    line-height: 28px;
    font-size: 14px;
    position: relative;
    z-index: 9;
}

.inv3_rimg {
    opacity: 0;
}


/* .inv3_limg {
    width: 100%;
} */

.inv3_lonet {
    margin-bottom: 50px;
    text-align: center;
    display: flex;
    justify-content: center;
    width: 100%;
}
.inv3_lonet .inv3_loleft{
    width: 100%;
}
.i3_img {
    width: 100%;
    height: 400px;
}


/* .inv3_rtext {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
} */

.num_s {
    width: 208px;
    height: 158px;
    font-size: 200px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #EBF7F2;
    position: absolute;
   top: -16%;
    right: 12%;
    display: none;
}

.inv3_lonet img {
    max-width: 100%;
}

@media(min-width:1024px) {
    .inv2_alone:nth-child(4n) {
        margin-right: 0;
    }
    .inv3_lone:hover .inv3_loleft img {
        transition: 0.5s;
        transform: scale(1.09);
    }
}

@media(max-width:1200px) and (min-width:1024px) {
    .inv2_alo_desc {
        line-height: 25px;
        font-size: 14px;
    }
    .inv2_alo_text {
        margin: 12px 0 5px;
        font-size: 22px;
    }
}

@media(max-width:1024px) {
    .inv1_all {
        background-image: url(../images/investment/i1_back_m.png);
        padding-bottom: 0px;
        padding-top: 10px;
    }
    .mtop_nav {
        margin-left: 15px;
        margin-right: 15px;
        width: calc(100% - 30px);
    }
    .inv1_ltit {
        font-size: 20px;
    }
    .inv1_list {
        margin-top: 30px;
    }
    .centet_invimg {
        margin: 0;
    }
    .center_i {
        padding: 0 2px;
    }
    .inv1_lall {
        margin-top: 22px;
        padding: 0 15px;
    }
    .center_imgtext_logo {
        width: 89px;
    }
    .center_imgtext {
        font-size: 17px;
    }
    .inv1_mlist {
        margin-top: 15px;
    }
    .inv1_mlone {
        display: flex;
        align-items: center;
        text-align: left;
        font-size: 13px;
        color: #333;
        margin-bottom: 10px;
        font-family: Microsoft YaHei-Bold, Microsoft YaHei;
    }
    .inv1_mlo_num {
        font-size: 23px;
        font-weight: bold;
        color: #0070C0;
        padding-right: 16px;
        flex-shrink: 0;
    }
    .inv1_mlo_info {
        line-height: 22px;
    }
    /*核心技术优势*/
    .inv2_tit {
        font-size: 20px;
    }
    .inv2_alist {
        margin-top: 30px;
        display: block;
        margin-bottom: 55px;
    }
    .inv2_alone {
        width: 100%;
        margin-bottom: 15px;
        padding: 24px 15px;
        min-height: 240px;
    }
    .inv2_alone::after {
        opacity: 1;
        width: 100%;
    }
    .inv2_alo_icon {
        width: 50px;
    }
    .inv2_alo_text {
        font-size: 20px;
        margin: 14px 0 4px;
    }
    .inv2_alo_desc {
        font-size: 12px;
        line-height: 22px;
        font-family: Microsoft YaHei-Regular, Microsoft YaHei;
        letter-spacing: 0;
    }
    /*核心服务优势*/
    .inv3_all {
        padding-top: 30px;
        padding-bottom: 20px;
        padding-left: 15px;
        padding-right: 15px;
        background-image: url(../images/investment/i3_back_m.png);
    }
    .inv3_list {
        margin-top: 24px;
        padding: 0;
    }
    .inv3_lone {
        display: block;
        margin-bottom: 15px;
    }
    .inv3_loleft {
        width: 100%;
        overflow: hidden;
    }
    .inv3_loleft img {
        width: 100%;
        transition: .5s;
        /*border-radius: 5px;*/
    }
    .inv3_loright {
        width: 100%;
        padding: 15px 15px;
        height: auto;
    }
    .inv3_loright_tit {
        font-size: 18px;
    }
    .inv3_loright_desc {
        margin-top: 8px;
        font-size: 12px;
        line-height: 22px;
        position: relative;
        z-index: 9;
    }
    .inv3_lonet {
        margin-bottom: 15px;
    }
    .i3_img {
        width: 100%;
        height: 250px;
    }
    .num_s {
        width: 100px;
        height: 70px;
        font-size: 108px;
        /* top: 28%; */
        right: 14%;
        bottom: 38%;
        top: auto;
    }
}