.logo {
    text-align: center;
    width: 50%;
}

.logo-margin {
    text-align: center;
}

.chat {
    position: fixed;
    top: 50%;
    left: 0;
    z-index: 9999;
    margin-left: -177px;
}

.chat:hover {
    position: fixed;
    top: 50%;
    left: 0;
    z-index: 9999;
    margin-left: -10px;
}

@media screen and (max-width: 480px) {
    .logo {
        width: 90% !important;
    }

    .chat {
        position: fixed !important;
        top: 20% !important;
        left: 0 !important;
        z-index: 9999 !important;
        margin-left: -177px !important;
    }

    .chat:hover {
        position: fixed !important;
        top: 20% !important;
        left: 0 !important;
        z-index: 9999 !important;
        margin-left: -10px !important;
    }
}

@media screen and (max-width: 720px) {
    .logo {
        width: 50px;
    }

     .chat {
        position: fixed !important;
        top: 20% !important;
        left: 0 !important;
        z-index: 9999 !important;
        margin-left: -177px !important;
    }

    .chat:hover {
        position: fixed !important;
        top: 20% !important;
        left: 0 !important;
        z-index: 9999 !important;
        margin-left: -10px !important;
    }
}

@media screen and (max-width: 1024px) {
    .logo {
        width: 100% !important;
    }
     .chat {
        position: fixed !important;
        top: 20% !important;
        left: 0 !important;
        z-index: 9999 !important;
        margin-left: -177px !important;
    }
}

@media screen and (max-width: 1280px) {
    .logo {
        width: 50px;
    }
}

@media screen and (max-width: 1920px) {
    .logo {
        width: 47%;
    }
}