.about_1 .hbcm .s-title h2 {
    letter-spacing: 13px;

}

.about_1 {

    background-image: url(about_1_bj.png);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 100% 100%;
    overflow: hidden;
}

.about_1 .about_1mine {

    display: flex;
    width: 100%;
    /* margin-top: 3.8vw; */
}

.about_1 .about_1mine .about_1l {
    padding-left: calc((50% - 720px));
    padding-top: 6vw;

    padding-right: 4vw;
    padding-bottom: 2vw;
}

.about_1 .about_1mine .about_1l .hbcm {

    margin-bottom: 5.5vw;
}

.about_1 .about_1mine>div {

 
    width: 50%;
}

.about_1 .about_1mine .about_1l .a_txt1 {

    text-indent: 2em;
    line-height: 2;
    margin-bottom: 20px;
    letter-spacing: 0px;
    color: #333333;
}

.about_1 .about_1mine .about_1l .a_txt2 {
    letter-spacing: 0px;
    color: #333333;
    line-height: 2.2;
    text-indent: 2em;
}



.about_1 .about_1mine .about_1r {

    position: relative;
    /* padding: 0 0vw 0 4.5vw; */
    /* width: 100%; */
    height: auto;
}

.about_1 .about_1mine .about_1r ul {
  
    display: flex;
    align-items: center;
    width: 100%;
}

.about_1 .about_1mine .about_1r ul li {
    width: 25%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about_1 .about_1mine .about_1r ul li:nth-child(1) {

    background-color: #b23845;
}

.about_1 .about_1mine .about_1r ul li:nth-child(2) {
    background-color: #ae2d3a;

}

.about_1 .about_1mine .about_1r ul li:nth-child(3) {
    background-color: #aa2231;

}

.about_1 .about_1mine .about_1r ul li:nth-child(4) {
    background-color: #a61726;

}

.about_1 .about_1mine .about_1r ul li .num {

    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.about_1 .about_1mine .about_1r ul li .num span {

    letter-spacing: 0px;
    color: #ffffff;
    font-weight: 400;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    word-break: break-all;
    height: 3em;
    max-height: 3em;
}

.about_1 .about_1mine .about_1r ul li .sz {
    display: flex;
    align-items: flex-end;
    margin-bottom: 20px;
}

.about_1 .about_1mine .about_1r ul li .sz i {

    letter-spacing: 0px;
    color: #ffffff;
    font-weight: bold;
}

.about_1 .about_1mine .about_1r ul li .sz p {

    line-height: 1;
    letter-spacing: -3px;
    font-weight: bold;
    color: #ffffff;
    margin-right: 10px;
}

.about_1 .about_1mine .about_1r .r_img {

    width: 100%;
    height: auto;
}

.about_1 .about_1mine .about_1r .r_img:hover img {
    /* transition: all 0.4s; */
    /* transform: scale(1.05); */
}

.about_1 .about_1mine .about_1r .r_img img {

    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* .about_1 .about_1mine .about_1r .r_wz {
    position: absolute;
    top: -55%;
    right: -1vw;
    z-index: 2;
} */


/* .about_1 .about_1mine .about_1r::after {
    content: '';
    z-index: 1;
    transition: 0.4s all;
    width: 100vw;
    height: 100%;
    display: flex;
    background-image: linear-gradient(to right, rgb(159 205 239 / 10%), rgb(255, 255, 255, 0));
    left: 14%;
    position: absolute;
    top: 0%;
} */

/* 第二板块 */
.about_2 {

    background-image: url(about_2_bj.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 100% 100%;
    overflow: hidden;
}

.about_2mine .ab_current {
    display: flex;
    /* align-items: center; */
    margin-top: 4.5vw;
    justify-content: space-between;

}
.about_2mine .hi-icon {

    margin-top: 4vw;
}
.about_2mine .ab_current {
    margin-top: 4.5vw;
    padding-left: 9%;
}

.about_2mine .ab_current .ab_l {
    flex: 0 0 48%;
}

.about_2mine .ab_current .ab_l .l_image {

    border-radius: 50%;
    position: relative;
}

.about_2mine .ab_current .ab_l .l_image .ab_mine {
    z-index: 5;
    position: relative;
    border: 10px solid #ffffff;
    border-radius: 50%;
} 
.about_2mine .ab_current .ab_l .l_image .ab_mine:hover{
transform: scale(1.05);

}
.about_2mine .ab_current .ab_l .l_image .l_image1 {
    width: 26vw;
    height: 26vw;
    border-radius: 50%;
    position: absolute;
    left: -25%;
    top: 50%;
    transform: translate(10px, -50%);
}


.about_2mine .ab_current .ab_r {

    flex: 1;
    padding-top: 5vw;
    padding-left: 13%;
}

.about_2mine .ab_current .ab_r .txt p {

    letter-spacing: 0px;
    color: #666666;
    line-height: 2;
}

.about_2mine .ab_current .ab_r .xs_1 {
    display: flex;
    align-items: baseline;
    border-bottom: 1px solid rgb(137, 137, 137, 0.4);
    padding-bottom: 20px;
    margin-bottom: 25px;
}

.about_2mine .ab_current .ab_r .xs_1 .p1 {

    font-weight: bold;
    margin-right: 33px;
    line-height: 1;
}

.about_2mine .ab_current .ab_r .xs_1 .p2 {

    letter-spacing: 0px;
    color: #333333;
    font-weight: bold;

}


.about_3 {

    background-image: url(about_3_bj.jpg);
    background-repeat: no-repeat;
    background-position: left center;
    background-size: 48% 100%;
    /* padding: 0 8%; */
}
.about_3 .about_3mine {
    padding: 0 8%;
    position: relative;

}
.about_3 .about_3mine .campusscenery_b {

    margin-top: -7vw;
}
.about_3 .about_3mine .campusscenery_ss {

    display: flex;
    justify-content: flex-end;
    padding-right: 4.5vw;
    position: absolute;
    right: 6.5%;
    bottom: 11%;

}
.about_3mine .campusscenery_t{

margin-right: 0;
}
.about_3mine .campusscenery_t .ceneryaa {
    margin-top: 3vw;
}
.about_3mine .campusscenery_t .ceneryaa ul {

    display: flex;
    justify-content: flex-end;
    
}
.about_3mine .campusscenery_t .ceneryaa ul li {

    margin-left: 4vw;
    letter-spacing: 0px;
    color: #999999;
    cursor: pointer;
    
}
.about_3mine .campusscenery_t .ceneryaa ul li:hover {

    color: #333333;
}
.about_3mine .campusscenery_t .ceneryaa ul li.many_a {

    color: #333333;
}
.about_3mine .campusscenery_t .ceneryaa ul li p {
    cursor: pointer;
    position: relative;
}
.about_3mine .campusscenery_t .ceneryaa ul li p::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -9px;
    width: 0%;

    margin: 0 auto;
    transition: all ease .3s;
    height: 2px;
    background-color: #a52430;
}
.about_3mine .campusscenery_t .ceneryaa ul li.many_a p::after {
width: 100%;
}
.about_3 .hbcm .s-title {

    text-align: right;
}
.about_3 .hbcm .s-title .i_s_line {
    margin-left: auto;

}

.about_3mine .campusscenery_b ul li {

    display: flex;
    display: none;
}
.about_3mine .campusscenery_b ul li .e_imgs {

 overflow: hidden;
    object-fit: cover;
    transition: all 0.4s;
}
.about_3mine .campusscenery_b ul li .e_imgs:hover {

    transform: scale(1.02);
}
.about_3mine .campusscenery_b ul li .e_imgl {

    margin-right: 50px;
    flex: 0 0 34.6%;
}
.about_3mine .campusscenery_b ul li .e_imgl .img2 {

    width: 23vw;
    /* margin-right: auto; */
    margin-left: auto;
    margin-top: 3vw;
}
.about_3mine .campusscenery_b ul li .e_imgr {

    flex: 1;
    padding-top: 10.6vw;
} 
.about_3mine .campusscenery_b ul li .e_imgr .img4 {

    width: 29vw;
    margin-top: 3.4vw;
}
.about_3mine .campusscenery_b ul li.many_b {

    display: flex;
    -webkit-animation: myfirst1 0.8s;
    animation: myfirst1 0.8s;
}

@keyframes myfirst1 {

    0% {
      opacity: 0.5;

      transform: scale(0.9);
    }
  
    100% {
      opacity: 1;
      transform: scale(1);
    }
  }
  

  @media screen and (max-width: 1600px) { 
    .about_1 .about_1mine .about_1r ul li{

        height: 300px;
    }
    .about_1 .about_1mine .about_1l {

        padding-left: calc((50% - 40%));
    }

  }


  @media screen and (max-width: 1200px) {  
    .about_1 .about_1mine .about_1l {
        padding-left: calc((50% - 45%));

    }
    .about_1 .about_1mine .about_1r ul li{

        height: 250px;
    } 
  }
 
  @media screen and (max-width: 768px) {  
    .about_3mine .campusscenery_t .ceneryaa ul {

        justify-content: center;
    }
    .about_1 .about_1mine {

        flex-wrap: wrap;
    }
    .about_1 .about_1mine .about_1l {

        padding-left: 0;
    }
    .about_1 .about_1mine .about_1r {

        width: 100%;
    }
    .about_1 .about_1mine>div {
        flex: 0 0 100%;
    }
    .about_1 .about_1mine .about_1l {
        flex: 0 0 90%;
        padding-right: 0;
        margin: 0 auto;
        padding-bottom: 40px;
        padding-top: 40px;
    }
    .about_1 .about_1mine .about_1r ul li {
        height: 200px;
        width: 50%;
    }
    .about_1 .about_1mine .about_1r ul {
        flex-wrap: wrap;
        height: auto;
    }
    .about_1 .about_1mine .about_1r ul li .sz {
        margin-bottom: 15px;
    }
    .about_2mine .ab_current {

        flex-wrap: wrap;
    }
    .about_2mine .ab_current .ab_l {

        flex: 0 0 100%;
    }
    .about_2mine .ab_current .ab_r {

        flex: 0 0 100%;

    }
    .about_2mine .ab_current .ab_l .l_image .l_image1 {
        width: 55vw;
        height: 55vw;
        left: -15%;
    }
    .about_2mine .ab_current {

        padding-left: 0;
    }
    .about_2mine .ab_current .ab_r {

        padding-top: 15px;
    padding-left: 0;
    }
    .about_2mine .ab_current .ab_r .xs_1 {

        padding-bottom: 15px;
        margin-bottom: 15px;
    }
    .about_3 .about_3mine .campusscenery_b {

        margin-top: -0;
        margin-top: 40px;
    }
    .about_3 .about_3mine .campusscenery_ss {

        position: unset;
    }
    .about_3 .about_3mine {
        padding: 0 0%;
        width: 90%;
        margin: 0 auto;
    }
    .about_3mine .campusscenery_b ul li .e_imgl {

        margin-right: 0px;
        flex: 0 0 100%;
    }
    .about_3mine .campusscenery_b ul li {
        flex-wrap: wrap;
    }
    .about_3mine .campusscenery_b ul li .e_imgl .img2 {

        margin-top: 15px;
        width: 100%;
    }
    .about_3mine .campusscenery_b ul li .e_imgr {

        padding-top: 15px;
    }
    .about_3mine .campusscenery_b ul li .e_imgr .img4 {

        width: 100%;
        margin-top: 15px;
    }
    .about_3 .about_3mine .campusscenery_ss {
        justify-content: flex-start;
        padding-right: 4.5vw;
    }
    .about_3mine .campusscenery_b ul li .e_imgr {

        flex: 0 0 100%;
    }
    .about_1 .about_1mine .about_1l .a_txt2 {
        line-height: 1.5;
    }
    .about_1 .about_1mine .about_1l .a_txt1 {
        margin-bottom: 15px;
        line-height: 1.5;
    }
  }