body {
    font-family: monospace;
    background-image: linear-gradient(rgb(0, 0, 0), rgb(33, 0, 0));
    color: aliceblue;
    background-repeat: no-repeat;
    background-color: rgb(33, 0, 0);
}

h1 {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 30px;
    font-weight: bold;
    text-align: center;
    color: rgb(255, 255, 255);
    text-shadow: 2px 2px 2px rgba(0, 0, 0, 0.505);
}

.playlist {
    margin-top: 10%;
}


.right {
    float: right;
    margin-top: 10%;
    margin-right: 20%;
    width: 500px;
}

.left {
    float: left;
    margin-top: 10%;
    margin-left: 20%;
    width: 500px;
}

iframe {
    border-radius: 5%;
    border-width: 2px;
    border-style: dashed;
    border-color: rgb(255, 255, 255);
    width: 400px;
    height: 400px;
}

.filler {
    opacity: 0.1;
}

/* Tablet Mode */
@media (max-width:700px) {
    h1 {
        font-size: 20px;
    }

    .right {
        float: right;
        margin-top: 10%;
        margin-left: 20%;
        width: 400px;
    }

    .left {
        float: left;
        margin-top: 10%;
        margin-left: 20%;
        width: 400px;
    }

    iframe {
        border-radius: 5%;
        border-width: 2px;
        border-style: dashed;
        border-color: rgb(255, 255, 255);
        width: 400px;
        height: 400px;
    }

}

/* btwn a tablet and a smartphone*/
@media (max-width: 540px) {
    h1 {
        font-size: 18px;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        color: aliceblue;
        text-align: center;
    }

    .right {
        margin-top: 10%;
        margin: 1%;
        width: 250px;
    }

    .left {
        margin-top: 10%;
        margin: 1%;
        width: 240px;
    }

    iframe {
        width: 250px;
        height: 250px;
    }

}

/* smartphone */
@media (max-width: 400px) {
    h1 {
        font-size: 12px;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        color: aliceblue;
        text-align: center;
        text-decoration: underline;
    }

    .right {
        margin-top: 10%;
        margin: 1%;
        width: 200px;
    }

    .left {
        margin-top: 10%;
        margin: 1%;
        width: 200px;
    }

    iframe {
        width: 150px;
        height: 100px;
    }

}