.case-header-bg {
    width: 100%;
    background-image: url("../image/zzw-img/case-bg.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    position: relative;
    height: 600px;
}

.fixed-main {
    width: 100%;
    height: auto;
    margin: 20px auto;
}

.fixed-box-pro {
    width: 90%;
    margin: 0 auto;
    background-color: #ffffff;
    border-radius: 8px;
    padding: 1% 0;
}

.fixed-box-row {
    width: 100%;
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.fixed-box-row > span {
    margin-right: 30px;
    font-size: 16px;
    color: #457EFE;
    background: #D0DFFF;
    border-radius: 4px;
    padding: 4px 15px;
}

.fixed-box-row > p {
    margin-bottom: 0;
    margin-right: 20px;
    font-size: 16px;
    color: #999999;
}

.fixed-box-row-img {
    width: 35px;
    height: 35px;
    display: block;
}

.fixed-box-row-title {
    font-size: 27px;
    color: #333333;
    margin: 20px 0;
}

.fixed-box-row-text {
    font-size: 20px;
    color: #999999;
}

.banner-title {
    font-size: 60px;
    color: #002579;
    text-align: center;
    margin: 70px 0;
}

.banner-text {
    font-size: 36px;
    color: #2B53AD;
    text-align: center;
}

.banner-input {
    background: #FFFFFF;
    border-radius: 32px;
    border: 1px solid #457EFE;
    padding: 6px 0;
    width: 50%;
    margin: 100px auto;
    display: flex;
    align-items: center;
}

.banner-input > img {
    width: 20px;
    height: 20px;
    margin-left: 10px;
}

.banner-input > input {
    width: calc(100% - 103px);
    border: none;
}

.banner-input > div {
    padding: 3px 15px;
    color: #ffffff;
    background: #457EFE;
    border-radius: 24px;
    font-size: 12px;
}

input:focus {
    outline: none;
}

.case-main {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.case-main-box {
    width: calc((100% - 60px) / 4);
    min-width: calc((100% - 60px) / 4);
    max-width: calc((100% - 60px) / 4);
    background: #FFFFFF;
    border-radius: 9px;
    border: 1px solid #CBDEEF;
    display: flex;
    margin: 20px 20px 0 0;
    border-bottom-right-radius: 0;
}

.case-main-box:nth-child(4n) {
    margin-right: 0;
}

.case-main-box:nth-child(8n) {
    margin-right: 0;
}

.case-main-box:nth-child(12n) {
    margin-right: 0;
}

.case-main-box-left {
    width: 60%;
    display: flex;
    flex-direction: column;
    padding: 20px;
}

.case-main-box-left-title {
    font-size: 20px;
    color: #002579;
    line-height: 50px;
}

.case-main-box-left-text {
    font-size: 16px;
    color: #999;
    margin-top: 10px;
}

.case-main-box-left-btn {
    display: flex;
    align-items: center;
}

.case-main-box-left-btn-sty {
    display: inline-flex;
    align-items: center;
    padding: 3px 5px;
    background-color: #EFF4FC;
    border-radius: 3px;
    margin-top: 10px;
    margin-right: 10px;
}

.case-main-box-left-btn-sty > img {
    width: 14px;
    height: 16px;
    margin-right: 5px;
}

.case-main-box-left-btn-sty > span {
    font-size: 15px;
    color: #8B9BB4;
}

.case-main-box-img {
    width: 40%;
}

.case-main-box-img > img {
    width: 100%;
    height: 100%;
}