.buttonS, .buttonM, .buttonPages, .buttonOther {
    border: var(--borderHeightL) var(--borderStyle) var(--primaryColor);
    border-radius: var(--borderRadius);
    background-color: transparent;
    color: var(--primaryColor);
    cursor: pointer;
    display: inline-block;
    transition: background-color var(--durationS) var(--course), color var(--durationS) var(--course);
    text-align: center;
}

.buttonS:hover, .buttonM:hover, .buttonPages:hover, .buttonOther:hover, .buttonPagesActive, .buttonOtherActive {
    background-color: var(--primaryColor);
    color: var(--white);
    transition: background-color var(--durationS) var(--course), color var(--durationS) var(--course);
}

.buttonSocial {
    font-size: clamp(18px, 2dvw, 22px);
    padding: clamp(14px, 1.5dvw, 18px);
    border: none;
    background-color: transparent;
    color: var(--primaryColor);
    cursor: pointer;
    display: inline-block;
    transition: color var(--durationS) var(--course);
}

.buttonSocial:hover {
    color: var(--black);
    transition: color var(--durationS) var(--course);
}

.buttonS {
    font-size: clamp(10px, 1dvw, 14px);
    min-width: clamp(150px, 15dvw, 200px);
    padding: clamp(10px, 1dvw, 14px);
}

.buttonM {
    font-size: clamp(14px, 1.5dvw, 18px);
    min-width: clamp(200px, 15dvw, 300px);
    padding: clamp(14px, 1.5dvw, 18px);
}

.buttonPages {
    font-size: clamp(10px, 1dvw, 14px);
    padding: 5px;
    min-width: clamp(26px, 3dvw, 32px);
}

.buttonPages > i {
    color: var(--primaryColor);
    transition: color var(--durationS) var(--course);
}

.buttonPages:hover > i, .buttonPagesActive > i {
    color: var(--white);
    transition: color var(--durationS) var(--course);
}

.buttonPagesContainer {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 5px;
}

.buttonPagesContainer .buttonPages {
    display: flex;
    align-items: center;
    justify-content: center;
}

.buttonOther {
    font-size: clamp(10px, 1dvw, 14px);
    padding: 10px;
}

.buttonScroll, .buttonPhone, .buttonEmail, .buttonView, .buttonMain {
    z-index: 90;
    position: fixed;
    width: 50px;
    height: 50px;
    border-radius: var(--borderRadius);
    box-shadow: 0 0 4px 0 var(--black);
    justify-content: center;
    text-align: center;
}

.buttonScroll, .buttonPhone, .buttonEmail {
    right: 10px;
}

.buttonView, .buttonMain {
    left: 10px;
}

.buttonPhone, .buttonView {
    bottom: 80px;
}

.buttonEmail, .buttonMain {
    bottom: 140px;
}

.buttonPhone, .buttonEmail, .buttonView, .buttonMain {
    background-color: var(--primaryColor);
}

.buttonScroll {
    bottom: 10px;
    background-color: var(--secondaryColor);
}

.buttonScroll > i, .buttonPhone > i, .buttonEmail > i, .buttonView > i, .buttonMain > i {
    font-size: 40px;
    padding-top: 5px;
    color: var(--white);
}

.buttonScrollIsVisible, .buttonScrollIsVisible > i {
    cursor: pointer;
    opacity: var(--opacityUp);
    visibility: visible;
    transition: opacity var(--durationS) var(--course);
}

.buttonScrollUnVisible, .buttonScrollUnVisible > i {
    opacity: var(--opacityDown);
    visibility: hidden;
    transition: opacity var(--durationS) var(--course);
}

@media (prefers-color-scheme: dark) {
    .buttonS, .buttonM, .buttonPages, .buttonOther {
        border-color: var(--primaryColorD);
        color: var(--primaryColorD);
    }

    .buttonS:hover, .buttonM:hover, .buttonPages:hover, .buttonOther:hover, .buttonPagesActive, .buttonOtherActive {
        background-color: var(--primaryColorD);
        color: var(--whiteD);
    }

    .buttonSocial {
        color: var(--primaryColorD);
    }

    .buttonSocial:hover {
        color: var(--blackD);
    }

    .buttonPages > i {
        color: var(--primaryColorD);
    }

    .buttonPages:hover > i, .buttonPagesActive > i {
        color: var(--whiteD);
    }

    .buttonScroll {
        background-color: var(--secondaryColorD);
    }

    .buttonPhone, .buttonEmail, .buttonView, .buttonMain {
        background-color: var(--primaryColorD);
    }

    .buttonScroll > i, .buttonPhone > i, .buttonEmail > i, .buttonView > i, .buttonMain > i {
        color: var(--blackD);
    }
}