.cfb-wrap{

    position:fixed;

    right:50px;

    bottom:50px;

    z-index:999999;

    display:flex;

    flex-direction:column;

    gap:15px;

}

.cfb-btn{
    width:60px;
    height:60px;
    display:flex;
    justify-content:center;
    align-items:center;
    text-decoration:none;
    position:relative;
    transition:.3s;
}

.cfb-btn:hover{

    transform:scale(1.08);

}

.cfb-btn img{
    width:60px;
    height:60px;
    display:block;
    border-radius: 50%;
}
.cfb-zalo span {
	width: 60px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    position: relative;
    border-radius: 50%;
    background: #1182FC;
}
.cfb-zalo,
.cfb-phone{
    background:none;
    box-shadow:none;
}
.animated_zalo.infinite {
    animation-iteration-count: infinite;
}
.cmoz-alo-circle-fill {
    width: 60px;
    height: 60px;
    top: -10px;
    position: absolute;
    -webkit-transition: all 0.2s ease-in-out;
    -moz-transition: all 0.2s ease-in-out;
    -ms-transition: all 0.2s ease-in-out;
    -o-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
    -webkit-border-radius: 100%;
    -moz-border-radius: 100%;
    border-radius: 100%;
    border: 2px solid transparent;
    -webkit-transition: all .5s;
    -moz-transition: all .5s;
    -o-transition: all .5s;
    transition: all .5s;
    background-color: rgba(17, 130, 252, 0.45);
    opacity: .75;
    right: -10px;
}
.animated_zalo {
    animation-duration: 1s;
    animation-fill-mode: both;
}
.cmoz-alo-circle-fill {
    width: 70px;
    height: 70px;
    top: -5px;
    right: -5px;
    position: absolute;
}
.pulse_zalo {
    -webkit-animation-name: pulse_zalo;
    animation-name: pulse_zalo;
}
.zoomIn_zalo {
    animation-name: zoomIn_zalo;
}

.cmoz-alo-circle {
    width: 50px;
    height: 50px;
    top: -5px;
    right: -5px;
    position: absolute;
    background-color: transparent;
    -webkit-border-radius: 100%;
    -moz-border-radius: 100%;
    border-radius: 100%;
    border: 2px solid rgba(17, 130, 252, .8);
    opacity: .1;
    border-color: #1182FC;
    opacity: .5;
}
.cmoz-alo-circle {
    width: 70px;
    height: 70px;
    top: -5px;
    right: -5px;
}

.animated_zalo.infinite
 {
    animation-iteration-count: infinite;
}

@keyframes pulse_zalo {
    0% {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }
    50% {
        -webkit-transform: scale3d(1.05, 1.05, 1.05);
        transform: scale3d(1.05, 1.05, 1.05);
    }
    100% {
        -webkit-transform: scale3d(1, 1, 1);
        transform: scale3d(1, 1, 1);
    }
}
@keyframes zoomIn_zalo {
    0% {
        opacity: 0;
        transform: scale3d(.3, .3, .3);
    }
    50% {
        opacity: 1;
    }
}
.cfb-btn:hover span{

    opacity:1;

}

@media(max-width:768px){

    .cfb-wrap{

        right:20px;

        bottom:60px;

    }

}