/* 一级标题样式 */
.Level-1-title {
    font-size: 30px;
    /* font-weight: 600; */
    line-height: 42px;
    letter-spacing: 0px;
    color: #1D2127;
}
/* 二级标题样式 */
.Level-2-title {
    font-size: 20px;
    /* font-weight: 600; */
    line-height: 28px;
    letter-spacing: 0px;
    color: #5A5A5A;
    margin-top: 10px;
}
/* 三级标题样式 */
.Level-3-title {
    font-size: 18px;
    /* font-weight: 600; */
    line-height: 24px;
    letter-spacing: 0px;
    color: #007BFF;
}
/* 三级标题样式-黑色*/
.Level-3-title-black {
    font-size: 18px;
    /* font-weight: 600; */
    line-height: 24px;
    letter-spacing: 0px;
    color: #1D2127;
}
/* 四级标题样式 */
.Level-4-title {
    font-size: 18px;
    /* font-weight: 500; */
    line-height: normal;
    letter-spacing: 0em;
    color: #3B3B3B;
    text-align: center;
}
/* 内容样式 */
.content {
    font-size: 14px;
    /* font-weight: 600; */
    line-height: 24px;
    letter-spacing: 0px;
    color: #5A5A5A;
    margin-top: 15px;
}
/* 内容样式-1 */
.content-1 {
    font-size: 14px;
    font-weight: normal;
    line-height: normal;
    text-align: center;
    letter-spacing: 0em;
    color: #707070;
    margin-top: 15px;
}
.df {
    display: flex;
}

.df-ac {
    display: flex;
    align-items: center;
}

.df-jcc {
    display: flex;
    justify-content: center;
}
.df-jcsb{
    display: flex;
    justify-content: space-between;
}
.contact-us {
    width: 139px;
    height: 42px;
    margin-top: 40px;
}
@media (min-width: 1200px) {
    .move{
        display: none;
    }
    .web{
        display: block;
    }
    .HDbackground {
        opacity: 1;
        background: linear-gradient(270deg, #F1F9FF 42%, #FFFFFF 100%);
        line-height: 600px;
    }
    .bluebox {
        background: #F8FAFF;
        padding: 0px 100px;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
}

/* 小于  768px */
@media screen and (max-width: 768px) {
    .web{
        display: none;
    }
    .move{
        display: block;
    }
}