.online-support {
    display: block;
    position: fixed;
    left: 150px;
    bottom: 0;
    z-index: 999;
}
.dropdown, .dropup {
    position: relative;
}
.online-support .btn--support {
    font-size: 16px;
    padding: 5px 16px;
    border: 0;
    background: #d51e29;
    color: #fff;
    display: none;
    -webkit-border-radius: 6px 6px 0 0;
    -moz-border-radius: 6px 6px 0 0;
    border-radius: 6px 6px 0 0;
}
.dropdown-2-menu {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    display: none;
    float: left;
    min-width: 140px;
    padding: 5px 0;
    margin: 2px 0 0;
    list-style: none;
    background-color: #fff;
    border: 1px solid #ccc;
    border: 1px solid rgba(0,0,0,.2);
    -webkit-border-radius: 6px;
    -moz-border-radius: 6px;
    border-radius: 6px;
    -webkit-box-shadow: 0 5px 10px rgba(0,0,0,.2);
    -moz-box-shadow: 0 5px 10px rgba(0,0,0,.2);
    box-shadow: 0 5px 10px rgba(0,0,0,.2);
    -webkit-background-clip: padding-box;
    -moz-background-clip: padding;
    background-clip: padding-box;
}
.dropup .dropdown-2-menu, .navbar-fixed-bottom .dropdown-2 .dropdown-2-menu {
    top: auto;
    bottom: 100%;
    margin-bottom: 1px;
}
.online-support .dropup.force-open>.dropdown-2-menu {
    display: block !important;
}
.online-support .dropup>.dropdown-2-menu.dropdown-2-menu-right {
    left: auto !important;
    right: 0 !important;
}
.online-support .dropdown-2-menu li {
    position: relative;
}
.dropdown-2-menu li>a {
    display: block;
    padding: 3px 20px;
    clear: both;
    font-weight: normal;
    line-height: 20px;
    color: #333;
    white-space: nowrap;
}
.online-support .dropdown-2-menu li a {
    padding: 3px 10px 3px 10px;
    text-align: left;
    min-height: 18px;
    line-height: 18px;
    font-size: 13px;
}
.dropdown-2-menu li>a:hover, .dropdown-2-menu li>a:focus, .dropdown-2-submenu:hover>a {
    color: #fff;
    text-decoration: none;
    background-color: #0081c2;
    background-image: -moz-linear-gradient(top,#08c,#0077b3);
    background-image: -webkit-gradient(linear,0 0,0 100%,from(#08c),to(#0077b3));
    background-image: -webkit-linear-gradient(top,#08c,#0077b3);
    background-image: -o-linear-gradient(top,#08c,#0077b3);
    background-image: linear-gradient(to bottom,#08c,#0077b3);
    background-repeat: repeat-x;
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff0088cc',endColorstr='#ff0077b3',GradientType=0);
}
.online-support .dropdown-2-menu li>a:hover, .online-support .dropdown-2-menu li>a:focus, .online-support .dropdown-2-submenu:hover>a {
    background: rgba(60,60,60,.9);
}
.icon-icon-zalo {
    background-image: url(images/zalo.png);
    background-size: 100%;
    width: 18px;
    height: 18px;
    border-radius: 5px;
}
i[class^=icon-] {
    display: inline-block;
    text-align: center;
}
.online-support .dropdown-2-menu li a i {
    vertical-align: middle;
    margin-right: 8px;
}
.icon-icon-chat {
    background-image: url(images/chat.png);
    background-size: 100%;
    width: 20px;
    height: 20px;
}
.icon-icon-phone {
    background-image: url(images/call-phone.png);
    background-size: 100%;
    width: 24px;
    height: 24px;
    margin-left: -4px;
}

#button-contact-vr {
    position: fixed;
    bottom: 80px;
    right: 20px;
    z-index: 99999
}

    #button-contact-vr .button-contact {
        position: relative;
        margin-top: -5px
    }

        #button-contact-vr .button-contact .phone-vr {
            position: relative;
            visibility: visible;
            background-color: transparent;
            width: 90px;
            height: 90px;
            cursor: pointer;
            z-index: 11;
            -webkit-backface-visibility: hidden;
            -webkit-transform: translateZ(0);
            transition: visibility .5s;
            left: 0;
            bottom: 0;
            display: block
        }

.phone-vr-circle-fill {
    width: 65px;
    height: 65px;
    top: 12px;
    left: 12px;
    position: absolute;
    box-shadow: 0 0 0 0 #c31d1d;
    background-color: rgba(230,8,8,0.7);
    border-radius: 50%;
    border: 2px solid transparent;
    -webkit-animation: phone-vr-circle-fill 2.3s infinite ease-in-out;
    animation: phone-vr-circle-fill 2.3s infinite ease-in-out;
    transition: all .5s;
    -webkit-transform-origin: 50% 50%;
    -ms-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
    -webkit-animuiion: zoom 1.3s infinite;
    animation: zoom 1.3s infinite
}

.phone-vr-img-circle {
    background-color: #e60808;
    width: 40px;
    height: 40px;
    line-height: 40px;
    top: 25px;
    left: 25px;
    position: absolute;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    justify-content: center;
    -webkit-animation: phonering-alo-circle-img-anim 1s infinite ease-in-out;
    animation: phone-vr-circle-fill 1s infinite ease-in-out
}

    .phone-vr-img-circle a {
        display: block;
        line-height: 37px
    }

    .phone-vr-img-circle img {
        max-height: 25px;
        max-width: 27px;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%,-50%);
        -moz-transform: translate(-50%,-50%);
        -webkit-transform: translate(-50%,-50%);
        -o-transform: translate(-50%,-50%)
    }

#zalo-vr .phone-vr-img-circle {
    background-color: #2196F3;
}

#zalo-vr .phone-vr-circle-fill {
    box-shadow: 0 0 0 0 #2196F3;
    background-color: rgba(33, 150, 243, 0.7);
}


#messenger-vr .phone-vr-img-circle {
    background-color: #0934f3;
}

#messenger-vr .phone-vr-circle-fill {
    box-shadow: 0 0 0 0 #0934f3;
    background-color: #0934f3b3;
}


@-webkit-keyframes phone-vr-circle-fill {
    0% {
        -webkit-transform: rotate(0) scale(1) skew(1deg)
    }

    10% {
        -webkit-transform: rotate(-25deg) scale(1) skew(1deg)
    }

    20% {
        -webkit-transform: rotate(25deg) scale(1) skew(1deg)
    }

    30% {
        -webkit-transform: rotate(-25deg) scale(1) skew(1deg)
    }

    40% {
        -webkit-transform: rotate(25deg) scale(1) skew(1deg)
    }

    50% {
        -webkit-transform: rotate(0) scale(1) skew(1deg)
    }

    100% {
        -webkit-transform: rotate(0) scale(1) skew(1deg)
    }
}