.details_main {
    width: 100%;
    /* margin-top: -160px; */
    position: relative;
	padding-top: 24px;
}

.details_title {
    font-size: 20px;
    font-weight: bold;
    line-height: 26px;
    color: rgba(0, 34, 70, 1);
    text-align: center;
    width: 1280px;
    margin: 20px auto;
}

.details_subtitle {
    font-size: 14px;
    font-weight: bold;
    line-height: 19px;
    color: rgba(0, 34, 70, 1);
    text-align: center;
    width: 1280px;
    margin: 20px auto;
}

.details_content {
    font-size: 16px;
    font-weight: 400;
    line-height: 41px;
    color: rgba(0, 34, 70, 1);
    width: 1280px;
    margin: 20px auto;
    position: relative;
}

.details_content p {
    margin: 0;
}

.details_content img {
    margin: 0;
    padding: 0;
}

.main_back {
    width: 1284px;
    margin: 50px auto 60px;
    display: flex;
    justify-content: center;
}

.main_back div {
    display: flex;
    cursor: pointer;
}

.main_back div span {
    display: block;
    width: 50px;
    height: 30px;
    line-height: 30px;
    color: white;
    background: #074180;
}