#companyAlert {
    display: none;
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: #00335999;
    z-index: 100000;
    align-items: center;
    justify-content: center;
}

#companyAlert .videoAlert {
    width: 800px;
    height: auto;
    position: relative;
}

#companyAlert .videoAlert .videoPause {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 32px;
    height: 32px;
    background-image: url(/assets/images/conference-close.png);
    transform: rotate(0);
    transition: transform 1s ease-in-out;
    z-index: 10;
    cursor: pointer;
}

#companyAlert .videoAlert .videoPause:hover {
    transform: rotate( 360deg);
}

#companyAlert .videoAlert video {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    display: block;
}

#header {
    width: 100%;
    max-height: 660px;
    position: relative;
    overflow: hidden;
}

/* #header video {
    width: auto;
    height: 660px;
    margin-left: auto;
    margin-right: auto;
    display: block;
} */
#bgVideo1 {
    position: absolute;
    left: 50%;
    height:660px;
    right:50%;
    transform: translate(-50%);
    z-index:9;
}

#bgVideoDemo {
    display:none;
    position: absolute;
    height:auto;
    top: 0;
    left: 0;
    z-index:-1;
    filter: blur(20px);
}
.video_box {
    min-height: 660px;
    position: relative;
    overflow: hidden;
}

#header .mask {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0%;
    left: 0%;
    z-index: 10;
    background: #0028474d;
}

#header .mask .title {
    position: absolute;
    top: calc(50% - 20px);
    left: 50%;
    width: 80%;
    text-align: center;
    transform: translate(-50%, -50%);
    font-size: 64px;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 90px;
}

#header .mask .videoPlay {
    position: absolute;
    bottom: 200px;
    left: 50%;
    display: flex;
    align-items: center;
    transform: translate(-50%, -50%);
    width: max-content;
    cursor: pointer;
}

#header .mask .videoPlay .icon {
    width: 32px;
    height: 32px;
    background-image: url(/assets/images/aboutUs/companyDesc/icon_play.svg);
    background-size: cover;
    margin-right: 20px;
}

#header .mask .videoPlay .text {
    font-size: 24px;
    color: #FFFFFF;
    line-height: 32px;
}

#header .playIcon {
    position: absolute;
    z-index: 10;
    top: 50%;
    left: 50%;
    width: 60px;
    height: 60px;
    transform: translate(-50%, -50%);
    background-size: cover;
    cursor: pointer;
    background-image: url(/assets/images/aboutUs/culture/btn_play.svg);
}

#companyContainer {
    padding-bottom: 200px;
}

#part1 {
    width: 1120px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    padding-top: 100px;
}

#part1 .leftLogo {
    width: 300px;
    height: 300px;
    background-image: url(/assets/images/aboutUs/companyDesc/ZStack-logo-light.png);
    background-size: cover;
}

#part1 .rightCompanyDesc {
    width: calc(100% - 420px);
    font-size: 16px;
    color: #1A2736;
    line-height: 32px;
}

#part1 .rightCompanyDesc .text {
    margin-top: 24px;
}

#part1 .rightCompanyDesc .text:first-child {
    margin-top: 0;
}

#part2 {
    width: 1120px;
    margin: 80px auto 0;
    display: flex;
    justify-content: space-between;
}

#part2 .mvvBlock {
    width: 360px;
    height: 300px;
    border-radius: 6px;
    padding: 20px 50px;
    transition: box-shadow 0.3s ease-in-out;
}

#part2 .mvvBlock.mission {
    background: #F2FAFF;
}

#part2 .mvvBlock.vision {
    background: #FCF7EF;
}

#part2 .mvvBlock.value {
    background: #FCFCF4;
}

#part2 .mvvBlock .topItem {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

#part2 .mvvBlock .topItem .title {
    font-size: 30px;
    line-height: 36px;
}

#part2 .mvvBlock.mission .topItem .title {
    color: #007FDF;
}

#part2 .mvvBlock.vision .topItem .title {
    color: #C38000;
}

#part2 .mvvBlock.value .topItem .title {
    background: #FCFCF4;
}

#part2 .mvvBlock .topItem .icon {
    width: 100px;
    height: 100px;
    background-image: url(/assets/images/aboutUs/companyDesc/icon_mission_vision_value.svg);
    transform: translateX(10px);
}

#part2 .mvvBlock.vision .topItem .icon {
    background-position: -100px 0;
}

#part2 .mvvBlock.value .topItem .icon {
    background-position: -200px 0;
}

#part2 .mvvBlock .line {
    width: 260px;
    height: 1px;
    margin-top: 20px;
    margin-bottom: 20px;
}

#part2 .mvvBlock.mission .line {
    background: #C8E1FF;
}

#part2 .mvvBlock.vision .line {
    background: #FBDAA7;
}

#part2 .mvvBlock.value .line {
    background: #E5E1B2;
}

#part2 .mvvBlock .text {
    font-size: 20px;
    color: #1A2736;
    line-height: 32px;
}

#part3 {
    width: 100%;
    height: 500px;
    margin-top: 120px;
    background: #F2FAFF;
    padding: 22px 0;
}

#part3 .progressContainer {
    height: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-top: 170px;
    position: relative;
    overflow: hidden;
}

.progressContainer .progressBgList {
    position: absolute;
    top: 50%;
    left: 50%;
    width: max-content;
    height: max-content;
    transition: transform 0.8s ease-in-out;
    transform: translate(-50%, -50%);
    opacity: 0.7;
}

.progressContainer:hover .progressBgList {
    transform: translate(-50%, -50%) scale(0.5);
}

.progressContainer .progressBgList .bgItem {
    width: max-content;
    display: flex;
    margin-top: 32px;
    position: relative;
    transform: translateX(96px);
    animation: loopMoveLeft 150s linear 0s infinite;
}

.progressContainer .progressBgList .bgItem:first-child {
    margin-top: 0;
}

.progressContainer .progressBgList .bgItem:nth-child(even) {
    left: -96px;
    animation-name: loopMoveRight;
}

@keyframes loopMoveLeft {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-8536px);
    }
}

@keyframes loopMoveRight {
    0% {
        transform: translateX(-8536px);
    }
    100% {
        transform: translateX(0);
    }
}

.progressBgList .bgItem .logoBg {
    width: 4236px;
    height: 90px;
    background-size: cover;
    margin-left: 32px;
}

.progressBgList .bgItem .logoBg:first-child {
    margin-left: 0;
}

.bgItem .logoBg.logo1 {
    background-image: url(/assets/images/aboutUs/companyDesc/logo-1.png);
}

.bgItem .logoBg.logo2 {
    background-image: url(/assets/images/aboutUs/companyDesc/logo-2.png);
}

.bgItem .logoBg.logo3 {
    /*background-image: url(/assets/images/aboutUs/companyDesc/logo-3.png);*/
    background-image: url(/assets/images/aboutUs/companyDesc/logo-3-new.png);
}

.bgItem .logoBg.logo4 {
    /*background-image: url(/assets/images/aboutUs/companyDesc/logo-4.png);*/
    background-image: url(/assets/images/aboutUs/companyDesc/logo-4-new.png);
}

.bgItem .logoBg.logo5 {
    background-image: url(/assets/images/aboutUs/companyDesc/logo-5.png);
}

.bgItem .logoBg.logo6 {
    background-image: url(/assets/images/aboutUs/companyDesc/logo-6.png);
}

.bgItem .logoBg.logo7 {
    background-image: url(/assets/images/aboutUs/companyDesc/logo-7.png);
}

.bgItem .logoBg.logo8 {
    background-image: url(/assets/images/aboutUs/companyDesc/logo-8.png);
}

.progressContainer .textBlock {
    width: 1000px;
    height: 160px;
    margin-left: auto;
    padding-top: 32px;
    margin-right: auto;
    position: relative;
}

.progressContainer .textBlock::before {
    content: "";
    width: 100%;
    height: 100%;
    filter: blur(50px);
    position: absolute;
    top: 0;
    left: 0;
    background: #F2FAFF;
}

.progressContainer .text {
    width: 729px;
    margin-left: auto;
    margin-right: auto;
    font-size: 28px;
    font-weight: 500;
    color: #1A2736;
    line-height: 48px;
    position: relative;
    z-index: 10;
    text-align: center;
}

#part4 {
    padding-top: 120px;
    margin-left: 15%;
    width: 85%;
    display: flex;
}

#part4 .leftTitle {
    width: 300px;
    min-width: 300px;
    height: 400px;
    background: linear-gradient(176deg, #419DFF 0%, #65CAFF 100%, #65CAFF 100%);
    padding: 40px;
    font-size: 28px;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 48px;
    border-radius: 4px;
}

#part4 .rightContainer {
    padding-top: 20px;
    padding-bottom: 36px;
    overflow-x: scroll;
    margin-left: 60px;
}

#part4 .rightContainer::-webkit-scrollbar {
    width: auto;
    height: 10px;
}

#part4 .rightContainer::-webkit-scrollbar-thumb {
    border-radius: 8px;
    background: rgba(225, 230, 237, 0.5);
}

#part4 .rightContainer::-webkit-scrollbar-track {
    background: transparent;
}

#part4 .developmentPath {
    width: max-content;
    display: flex;
    height: 100%;
    position: relative;
    padding-right: 100px;
}

.developmentPath .pathItem {
    margin-left: 60px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.developmentPath>.pathItem:first-child {
    margin-left: 0;
}

.developmentPath .pathItem .years {
    font-size: 30px;
    font-weight: 500;
    color: #007FDF;
    line-height: 36px;
    margin-bottom: 60px;
}

.developmentPath .pathItem .record {
    display: flex;
    margin-top: 20px;
    font-size: 16px;
}

.developmentPath .pathItem .record:first-child {
    margin-top: 0;
}

.developmentPath .pathItem .record .mouth {
    width: 30px;
    font-size: 16px;
    color: #5E6978;
    line-height: 24px;
    white-space: nowrap;
}

.developmentPath .pathItem .record .text {
    color: #1A2736;
    line-height: 24px;
    margin-left: 20px;
    white-space: nowrap;
}

.developmentPath .pathItem img {
    width: 180px;
    height: auto;
    display: block;
    border-radius: 4px;
}

.developmentPath .circle {
    position: absolute;
    top: 56px;
    width: 20px;
    height: 20px;
    background: #DAEFFF;
    border-radius: 100%;
}

.developmentPath .circle.left {
    left: 0;
}

.developmentPath .circle.right {
    right: 422px;
}

.developmentPath .line {
    position: absolute;
    top: 61px;
    left: 10px;
    width: calc(100% - 442px);
    height: 10px;
    background: #DAEFFF;
}
@media screen and (min-width:1920px) {
    #bgVideoDemo {
        display:block;
    }
}
@media screen and (min-width:2880px) {
    #bgVideoDemo {
        height:1000px;
    }
}
@media screen and (min-width:3840px) {
    #bgVideoDemo {
        height:1400px;
    }
}
@media screen and (min-width:5760px) {
    #bgVideoDemo {
        height:2000px;
    }
}
@media screen and (min-width:7680px) {
    #bgVideoDemo {
        height:2700px;
    }
}
@media screen and (max-width:1280px) {
    #part2 {
        width: 80%;
        flex-direction: column;
        align-items: center;
    }
    #part2 .mvvBlock {
        margin-top: 40px;
    }
    #part2 .mvvBlock:first-child {
        margin-top: 0;
    }
    .progressContainer .textBlock {
        width: 80%;
    }
    .progressContainer .text {
        width: 90%;
    }
}

@media screen and (max-width:1080px) {
    #part1 {
        width: 80%;
    }
    #part1 .rightCompanyDesc {
        width: calc(100% - 330px);
    }
}

@media screen and (max-width:980px) {
    #part1 {
        flex-direction: column;
        align-items: center;
    }
    #part1 .leftLogo {
        position: static;
    }
    #part1 .rightCompanyDesc {
        width: 100%;
    }
    #part4 .leftTitle {
        width: 240px;
        min-width: 180px;
        padding: 40px 20px;
    }
    #header .mask .title{
        font-size: 48px;
        line-height: 64px;
    }
    #companyAlert .videoAlert{
        width: 80%;
    }
}

@media screen and (max-width:768px) {
    .progressContainer .textBlock {
        padding-top: 0;
        height: auto;
    }
    #part4 {
        width: 100%;
        margin-left: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    #part4 .leftTitle {
        width: 80%;
        min-width: auto;
        height: auto;
    }
    #part4 .rightContainer {
        margin-left: 0;
        width: 80%;
        margin-top: 30px;
        height: 400px;
        padding-bottom: 0;
    }
    #header .mask .videoPlay{
        bottom: 80px;
    }
}

@media screen and (max-width:425px) {
    #part3 .progressContainer {
        padding-top: 100px;
    }
    #part2 .mvvBlock {
        width: 320px;
        padding: 20px 30px;
    }
}