Input.scss

label {
    margin-bottom: 0.2rem;
    line-height: 0.5rem;
    margin-top: 0.8rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    .input-container {
        position: relative;
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 1rem;

        input {
            font-family: Kalam, Verdana, sans-serif;
            font-size: 2.5rem;
            font-weight: 700;
            width: 9rem;
            background-color: rgb(0 0 0 / 0%);
            border: none;
            text-align: center;
            outline: none;
        }

        .input-arrows {
            position: absolute;
            right: 0;
            translate: 100% -5%;
            display: flex;
            flex-direction: column;
            scale: 1.2 1;
            box-shadow: 0 0 2px 0 rgb(0 0 0 / 0.7);
            border-radius: 20%;
            opacity: 0;
            transition: opacity 0.3s;

            &:hover {
                opacity: 1;
            }

            .input-arrow-up, .input-arrow-down {
                user-select: none;
                font-family: inherit;
                font-size: 1.3rem;
                width: 1.2rem;
                height: 1.3rem;
                background: white;
                border-radius: 0 0 20% 20%;
                border-color: transparent;
                line-height: 1.5rem;
                transition: background 0.3s;

                &:hover {
                    background: #d2d2d2;
                }
            }

            .input-arrow-up {
                rotate: 180deg;
            }
        }
    }

    // noinspection ALL
    input[type="number"] {
        &::-webkit-inner-spin-button {
            appearance: none;
        }

        appearance: textfield;
    }
}

@media (width <= 650px), (height <= 650px) {
    .app > label {
        font-size: 1.1rem;
        line-height: 0;

        input {
            margin-right: 0;
            padding: 0;
        }

        .input-container .input-arrows {
            display: none;
        }
    }
}