.container .case-content {
    width: 1140px;
    float: right;
    margin: 20px 0 0 20px;
}

.case-nav {
    width: 240px;
    height: 397px;
    background: url('../img/left_menu.jpg') no-repeat;
    float: left;
    position: relative;
    z-index: 1;
    top: -55px;
    padding-top: 55px;
    background-size: 100% 100%;
    box-sizing: border-box;
}

    .case-nav h3 {
        width: 240px;
        height: 40px;
        text-align: right;
        padding-right: 40px;
        font-size: 24px;
        font-weight: bold;
        box-sizing: border-box;
        position: relative;
        margin-bottom: 25px;
    }

        .case-nav h3:after {
            content: '';
            width: 40px;
            height: 2px;
            background-color: #dd062a;
            position: absolute;
            top: 38px;
            left: 155px;
        }

    .case-nav a {
        width: 171px;
        height: 58px;
        display: flex;
        position: relative;
        left: 35px;
        top: 110px;
        cursor: pointer;
    }

    .case-nav ul li {
        width: 240px;
        height: 50px;
        color: #000;
        line-height: 42px;
        text-align: right;
        font-size: 18px;
        margin-bottom: 10px;
        cursor: pointer;
        box-sizing: border-box;
        padding-right: 30px;
        transition: all 0.33s;
    }

        .case-nav ul li.active {
            border-right: 10px solid #dd062a;
        }

.container .case-content .case-content-title {
    height: 68px;
    padding: 20px 0;
    box-sizing: border-box;
    border-bottom: 1px solid #eaeaea;
}

    .container .case-content .case-content-title .case-icon {
        width: 27px;
        height: 20px;
        margin-top: 2px;
        background: url(../img/case.png) center center / cover;
        float: left;
    }

    .container .case-content .case-content-title b {
        font-size: 18px;
        box-sizing: border-box;
        font-weight: 400;
    }

.case_container {
    display: flex;
}

.case-content-title b {
    position: relative;
}

    .case-content-title b:after {
        content: '';
        width: 70px;
        height: 3px;
        background-color: #dd062a;
        position: absolute;
        top: 42px;
        left: 0px;
    }

.container .case-content .case-content-title .common-crumbs {
    float: right;
}

.see-more {
    display: none;
    width: 100%;
    height: 46px;
    border-radius: 4px;
    background: #b1975a;
    margin: 40px auto;
    text-align: center;
    line-height: 46px;
}

    .see-more a {
        color: #fff;
    }