body {
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    /* justify-content: center; */
    align-items: center;
    background-color: #000;
    background-image: none;
}

.content_box {
    width: 70%;
    height: calc(100vh - 400px);
    flex: 1;
    display: flex;
    margin: 10px auto;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 10;
    padding-bottom: 30px;

}

.ifam-box {
    width: 100%;
    height: 90%;
    position: absolute;
    top: 30px;
    left: 0px;
    right: 0px;
    margin: auto;

}

.footer {
    margin-bottom: 0px;
}

@media (max-width:1000px) {

    .content1 {
        width: 100%;
        height: calc(100vh - 201px);
        padding: 10px 0;
        margin: 10px 0;
    }

    .ifam-box {
        width: 100%;
        height: 100%;
        top: 10px;
    }

    .footer {
        margin-top: 0px !important;
    }

}