iframe {
    border: none;
    width: 90vw;
    height: 70vh;
    box-shadow: 1px 2px 6px #333;
    margin: 0 auto;
    z-index: 1000000;
}

h1, small {
    color: #00528F;
    text-align: start;
    margin-bottom: 0;
    padding-bottom: 0;
}

h2 {
    text-align: justify;
    color: #333;
    padding-bottom: 2rem;
    border-bottom: 1px solid #00528f;
    font-size: 24px;
}

h4 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateY(-50%) translateX(-50%);
    visibility: hidden;
}

footer {
    margin-top: 5rem;
}

#hideCalendar {
    cursor: pointer;
    font-size: 28px;
    color: #00528f;
    text-align: start;
    text-decoration: underline;
}

#container {
    text-align: center;
}

@media only screen and (min-width: 800px) {
    iframe {
        width: 70vw;
        height: 60vh;
    }
}

@media only screen and (min-width: 1280px) {
    iframe {
        width: 60vw;
        height: 70vh;
    }
}