.popup__content {
    display: flex;
    position: fixed;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(100%) scale(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.popup__content.flex {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.popup__content.hidden {
    opacity: 0;
    transform: translateY(100%) scale(0);
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
}