:root {
    --lineHeight--: 0px;
}

.se1 {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.se1>img {
    width: 100%;
    min-height: 30vh;
}

.se1>.info {
    position: absolute;
    left: 5%;
    top: 50%;
}

.se1>.info>h3 {
    font-family: Plus Jakarta Sans ExtraBold;
    font-size: var(--48px--);
    color: #FFFFFF;
    line-height: 61px;
}

.se2 {
    width: 100%;
    padding: 5% calc(5% + 160px);
    position: relative;
    counter-reset: se2Count;
}

.se2Item {
    width: calc(50% + 60px);
    display: flex;
    justify-content: space-between;
    counter-increment: se2Count;
    margin-bottom: 50px;
}

.se2Item>.se2Left {
    width: calc(100% - 120px - 90px);
    text-align: right;
}

.se2Item>.se2Left>h3 {
    font-family: Plus Jakarta Sans ExtraBold;
    font-size: var(--36px--);
    color: #000;
    /* text-align: right; */
    margin: 30px 0 10px 0;
}

.se2Item>.se2Left>p {
    font-family: PingFang Regular;
    font-weight: 400;
    font-size: var(--18px--);
    color: #000;
}

.se2Item>.se2Right {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: #FFFFFF;
    border: 9px solid #D8E1EB;
    position: relative;
}

.se2Item>.se2Right::before {
    content: counter(se2Count);
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-family: PingFang Regular;
    font-weight: 600;
    font-size: max(38px, 3.75vw);
    color: #0050B1;
}


.se2Item:nth-child(even) {
    flex-direction: row-reverse;
    margin-left: auto;
}

.se2Item:nth-child(even)>.se2Left {
    text-align: left;
}

.se2>.line {
    width: 1px;
    height: var(--lineHeight--);
    border: 2px solid #D8E1EB;
    transform: translateX(-50%);
    position: absolute;
    top: 110px;
    left: 50%;
    z-index: -1;
}

.se2>.se2Item:nth-last-child(2) {
    background-color: #ffffff;
}

.se2Left>h3,
.se2Left>p {
    opacity: 0;
}

.se2Ani>.se2Left>h3 {
    animation-delay: .3s;
}

.se2Ani>.se2Left>p {
    animation-delay: .6s;
}

.se2Ani>.se2Left>h3,
.se2Ani>.se2Left>p {
    animation-name: se2UpAniL;
    animation-duration: .6s;
    animation-fill-mode: forwards;
    /* animation: se2UpAni 1s forwards; */
}

.se2Ani:nth-child(even)>.se2Left>h3,
.se2Ani:nth-child(even)>.se2Left>p {
    animation-name: se2UpAniR;
    animation-duration: .6s;
    animation-fill-mode: forwards;
}

@keyframes se2UpAni {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }

    100% {
        opacity: 1;
        transform: translateY(0px);
    }
}

@keyframes se2UpAniL {
    0% {
        opacity: 0;
        transform: translateX(-30px);
    }

    100% {
        opacity: 1;
        transform: translateX(0px);
    }
}

@keyframes se2UpAniR {
    0% {
        opacity: 0;
        transform: translateX(30px);
    }

    100% {
        opacity: 1;
        transform: translateX(0px);
    }
}

@media (max-width:1200px){
    .se2{
        padding: 5%;
    }
}

@media (max-width:768px){
    .se2Item{
        width: 100%;
    }
    .se2>.line{
        opacity: 0;
    }
}