body {
    background-color: lightgrey;
    font-family: 'Montserrat', sans-serif;
    display: flex;
    flex-direction: row;
    padding: 0;
    margin: 0;
    min-height: 100vh;
}

header {
    background-color: #333;
    color: white;
    padding: 10px 40px 10px 20px;
    text-align: center;
    font-size: 24px;
    font-weight: bold;
}

header a {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

#instructions {
    margin: 30px;
}

.flex {
    display: flex;
    flex-direction: row;
}

#save_button_form {
    flex: 1;
    margin: 0 10px;
}

#save_button {
    width: 100%;
}

#player_container {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    width: 100%;
}

#info_container {
    display: flex;
    flex-direction: row;
}

#frames_display {
    align-self: flex-start;
}

/* Tablet */
@media (max-width: 1025px) {
    #instructions {
        margin-top: 0;
    }
    .flex {
        flex-direction: column;
    }
}

/* Smartphone */
@media (max-width: 600px) {
    body {
        flex-direction: column;
    }

    header {
        text-align: start;
    }
}