* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;

}

.container {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #262626;
}

.metronome {
    width: 400px;
    height: 400px;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}



.bpm-display {
    font-size: 30px;
    font-weight: 400;
    font-family: 'Bangers', system-ui, sans-serif, Arial, Helvetica, sans-serif;
    color: #91ce09;
    margin-bottom: 20px;
}

.tempo-settings {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}


input[type=range] {
    -webkit-appearance: none;
    appearance: none;
    background-color: transparent;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
}

input[type=range]:focus {
    outline: none;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #91ce09;
    cursor: pointer;
    margin-top: -8px;
}

input[type=range]::-moz-range-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #91ce09;
    cursor: pointer;
    border: none;
}

input[type=range]::-webkit-slider-runnable-track {
    width: 100%;
    height: 1px;
    background: #ddd;
}

input[type=range]::-moz-range-track {
    width: 100%;
    height: 1px;
    background: #ddd;
}

.tempo-minus,
.tempo-plus {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background-color: #ebf808;
    cursor: pointer;
    font-size: 16px;
    color: #91ce09;
    font-family: 'Dela Gothic One', sans-serif, Arial, Helvetica, sans-serif;
    margin: 0 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}


.tempo-minus:hover, .tempo-plus:hover {
    background-color: #91ce09;
    color: #ebf808;
}

.controls {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.start-stop {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    border: none;
    background-color: #ebf808;
    cursor: pointer;
    font-size: 20px;
    color: #91ce09;
    font-family: 'Bangers', system-ui, sans-serif, Arial, Helvetica, sans-serif;
    margin: 0 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

.start-stop:hover {
    background-color: #91ce09;
    color: #ebf808;
}

.start-stop:active {
    transform: scale(0.9);
}

.signature {
    display: flex;
    justify-content: space-between;
    width: 100%;
    font-size: 18px;
    font-weight: 400;
    font-family: 'Bangers', system-ui, sans-serif, Arial, Helvetica, sans-serif;
    color: #91ce09;
    margin-top: 2rem;
}

.signature .stepper {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background-color: #ebf808;
    cursor: pointer;
    font-size: 16px;
    color: #91ce09;
    font-family: 'Dela Gothic One', sans-serif, Arial, Helvetica, sans-serif;
    margin: 0 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

.signature .stepper:hover {
    background-color: #91ce09;
    color: #ebf808;
}

.signature .stepper:active {
    transform: scale(0.9);
}

.signature .stepper:disabled {
    background-color: #ddd;
    color: #aaa;
    cursor: not-allowed;
}

.signature .stepper:disabled:hover {
    background-color: #ddd;
    color: #aaa;
}

.signature-display {
    font-size: 18px;
    font-weight: 400;
    font-family: 'Bangers', system-ui, sans-serif, Arial, Helvetica, sans-serif;
    color: #91ce09;
    margin-top: 0.9rem;
}

footer {
    border-top: 3px solid #636363;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 8rem;
    font-size: 16px;
    font-weight: bold;
    line-height: 1.5;
    font-family: Arial, Helvetica, sans-serif;
    color: #91ce09;
    background-color: #3e3e3e;
}

.links {
    text-align: end;
}

footer a {
    color: #91ce09;
    text-decoration: none;
}

footer a:hover {
    color: #ebf808;
}

footer a:active {
    color: #91ce09;
}

.avatar {
    display: flex;
    justify-content: center;
    align-items: center;

}

img {
    width: 75%;
}




@media screen and (max-width: 768px) {
    .metronome {
        width: 100vh;
    }

    .bpm-display {
        font-size: 20px;
    }

    .tempo-settings {
        margin-bottom: 10px;
    }

    .tempo-minus,
    .tempo-plus {
        width: 30px;
        height: 30px;
        font-size: 14px;
        margin: 0 5px;
    }

    .start-stop {
        width: 50px;
        height: 50px;
        font-size: 16px;
        margin: 0 5px;
    }

    .signature {
        font-size: 14px;
        width: 8rem;
    }

    .signature .stepper {
        width: 30px;
        height: 30px;
        font-size: 14px;
        margin: 0 5px;
    }

    .signature-display {
        font-size: 14px;
    }

    footer {
        display: none;
    }
}