html {
    min-height: 100%;
}

body {
    background: #fff;
    margin: 0;
    padding: 0;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

a {
    text-decoration: none;
}

img.headline {
    max-width: 30vw;
    max-height: 10vh;
    margin: 3vh auto;
    display: block;
}

#calendar {
    position: absolute;
    left: 0;
    top: 10vh;
    right: 0;
    bottom: 0;
    margin: auto;
    display: grid;
}

#calendar div {
    text-align: center;
    transition: 1s all;
}

.day {
    border: none;
    text-align: center;
    background: transparent;
    transition: 1s all;
    padding: 0;
    margin: 0;
}

.modal-body {
    text-align: center;
}

.modal-body img {
    max-width: 100%;
    max-height: 70vh;
}

.modal-body video {
    max-width: 100%;
    max-height: 70vh;
}

@media (orientation: landscape) {
    #calendar {
        display: grid;
        grid-template-columns: 16.6% 16.6% 16.6% 16.6% 16.6% 16.6%;
    }

    #calendar img {
        max-width: 16vw;
        max-height: 18vh;
    }

}

@media (orientation: portrait) {
    #calendar {
        display: grid;
        grid-template-columns: 25% 25% 25% 25%;
    }

    #calendar img {
        max-width: 24vw;
        max-height: 13vh;
    }
}

@media (max-width: 999px) {
    #calendar {
        padding: 15px 30px;
    }
}

@media (min-width: 1000px) {
    #calendar {
        padding: 15px 200px;
    }
}