.selector-div {
    padding: 20px;
}

#main-guitar,
#mini-screen {
    font-size: 20px;
    font-weight: bold;
    white-space: nowrap;
}

#main-guitar .guitar-fret {
    cursor: pointer;
}

/* fret and fret-axis colors and borders */
.guitar-fret {
    width: 35px;

    border-style: solid;
    border-width: thin;
    border-color: black;
    background-color: #E8E8E8;
}

.guitar-fret-axis {
    width: 35px;

    border-style: solid;
    border-width: thin;
    border-color: white;
}

.single-fret-mark {
    border-width: medium;
}

.nut,
.double-fret-mark {
    border-width: thick;
}

#guitar-strings .single-fret-mark {
    background-color: #b2b2b2b2;
    color: black;
}

#guitar-strings .double-fret-mark {
    background-color: #969696;
    color: black;
}

#guitar-strings .nut {
    background-color: #85410A;
    color: white;
}

/* responsive main-guitar orientation and styling */
@media (min-width : 1201px) {
    .guitar-fret {
        display: inline-block;
    }

    .guitar-fret-axis {
        display: inline-block;
    }
}

@media (max-width : 1200px) {
    #guitar-strings {
        display: inline-flex;
        flex-direction: row-reverse;
    }

    .outer-guitar-div {
        display: inline-flex;
    }

    .guitar-string {
        display: inline-block;
        width: 40px;
    }

    #axis {
        width: 50px;
    }
}