body {
    color: #222;
    font-family: sans-serif;
    background-color: slateblue;
    color: white;
}

.container {
    display: flex;
    flex: 1 1 auto;
    align-items: center;
    flex-direction: column;
    flex-wrap: wrap;
}

.buttons {
    display: flex;
    flex-direction: row;
    height: 80px;
    gap: 15px;
    flex-wrap: wrap;
}

#decrease,
#increase,
#reset {
    border-radius: 25px;
    width: 120px;
    font-size: 1.5em;
    font-style: italic;
    font-family: 'Times New Roman', Times, serif
}

#decrease:active,
#increase:active,
#reset:active {
    border-radius: 25px;
    width: 120px;

    box-shadow: 2px 2px 5px rgba(255, 255, 255, 0.5), -2px -2px 5px rgba(255, 255, 255, 0.5);
}