#method_section {
    text-align: center;
    margin: 0 auto;
    /* max-width: 1200px; */
}

#method_section > figure > img {
    display: block;
    width: 75%;
    margin-left: auto;
    margin-right: auto;
    max-width: 50%;
}

.iframe-container {
    width: 840px; /* 1200px * 0.7 */
    height: 300px; /* 350px * 0.7 */
    margin: 0 auto;
    overflow: hidden;
    margin-bottom: 50px;
}

#method_section .iframe-container iframe {
    width: 1200px;
    height: 500px;
    border: none;
    transform: scale(0.7);
    transform-origin: top left;
    margin-top: 0px;
}

#method_section h1 {
    /* color: #2f2f2f; */
    /* font-family: Gelasio,Georgia,serif; */
    /* font-size: 2vw; */
    margin-top: 50px;
    margin-bottom: 20px;
    font-weight: 500;
}

.method-caption {
    width: 45%;
    text-align: justify;
    font-size: 1vw;
    margin-top: 10px;
    padding-left: 0%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 50px;

}