body{
  background-image: none;
}
.header {
    width: 100%;
    height: 480px;
    background-position: center;
    background-image: url(/core-technology/assets/core-technology.png);
}

.content {
    max-width: 1440px;
    padding: 0px 48px;
}

.common-w {
    width: 1200px;
}

.header-container {
    height: 480px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-image: url(/core-technology/assets/core-technology.png);
}

.header-content {
    position: absolute;
    bottom: 10rem;
}

.header-title {
    font-size: 48px;
    font-family: PingFangSC, PingFangSC-Semibold, SourceHanSansSC-Normal;
    font-weight: 600;
    color: #ffffff;
}

.header-explain {
    width: 500px;
    font-size: 24px;
    font-family: PingFangSC, PingFangSC-Regular, SourceHanSansSC-Normal;
    font-weight: 400;
    color: #ffffff;
    text-align: justify;
}

.header-title {
    position: relative;
}

.core-title {
    position: absolute;
    top: 186px;
    font-size: 48px;
    font-family: PingFangSC, PingFangSC-Semibold, SourceHanSansSC-Normal;
    font-weight: 600;
    text-align: center;
    color: #ffffff;
    line-height: 67px;
}

.core-english-title {
    position: absolute;
    top: 261px;
    height: 33px;
    font-size: 24px;
    font-family: PingFangSC, PingFangSC-Regular, SourceHanSansSC-Normal;
    font-weight: 400;
    text-align: left;
    color: #ffffff;
    line-height: 33px;
}

.content {
    width: 100%;
    background-size: cover;
    /* background-image: url(/core-technology/assets/background.png); */
}

.zn-title {
    margin-top: 60px;
    font-size: 36px;
    font-family: PingFangSC, PingFangSC-Semibold, SourceHanSansSC-Normal;
    font-weight: 600;
    color: #1d2129;
    line-height: 50px;
}

.zn-line {
    width: 72px;
    height: 5px;
    background-color: #3670FF;
    transition: 0.5s;
}

.zn-en {
    font-size: 16px;
    font-family: PingFangSC, PingFangSC-Regular, SourceHanSansSC-Normal;
    font-weight: 400;
    color: #1d2129;
}

.title-container:hover .zn-line {
    width: 80%;
}

.words {
    font-size: 16px;
    font-family: PingFang SC, PingFang SC-Regular, SourceHanSansSC-Normal;
    font-weight: 400;
    text-align: justify;
    color: #333333;
    line-height: 24px;
}

.core-img {
    display: block;
    border: none;
    height: 384px;
    width: 100%;
}