.callback-bt {
    background: rgb(227, 227, 227);
    /*border: 2px solid #CC3445;*/
    border-radius: 50%;
    box-shadow: 0 8px 10px rgba(230, 30, 65, 0.3);
    cursor: pointer;
    height: 68px;
    text-align: center;
    width: 68px;
    position: fixed;
    right: 2%;
    bottom: 5%;
    z-index: 999;
    transition: .3s;
    -webkit-animation: hoverWave linear 1s infinite;
    animation: hoverWave linear 1s infinite;
    background-image: url(/local/templates/darletto/images/callback.svg);
    background-size: 68px 68px;
    transition: 0.5s;
}
 

.callback-bt:active {
    background: rgb(255, 255, 255);
    background-image: url(/local/templates/darletto/images/callback.svg);
    background-size: 68px 68px;
    transition: 0.5s;
}

.callback-bt:hover {
    background: rgb(255, 255, 255);
    background-image: url(/local/templates/darletto/images/callback.svg);
    background-size: 68px 68px;
    transition: 0.5s;
}
     
     
.callback-bt2 {
    background: rgb(227, 227, 227);
    /*border: 2px solid #CC3445;*/
    border-radius: 50%;
    box-shadow: 0 8px 10px rgba(230, 30, 65, 0.3);
    cursor: pointer;
    /*width: 437px;
    height: 186px;*/
    width: 68px;
    height: 68px;
    text-align: center;
    
    position: fixed;
    right: 2%;
    bottom: 15%;
    z-index: 999;
    transition: .3s;
    -webkit-animation: hoverWave linear 1s infinite;
    animation: hoverWave linear 1s infinite;
    background-image: url(/local/templates/darletto/images/down2.png);
   /* background-size: 68px 68px;*/
    background-size: cover;
    transition: 0.5s;
}     

.callback-bt2:active {
    background: rgb(255, 255, 255);
    background-image: url(/local/templates/darletto/images/down2.png);
    background-size: cover;
    transition: 0.5s;
}

.callback-bt2:hover {
    background: rgb(255, 255, 255);
background-image: url(/local/templates/darletto/images/down2.png);
    background-size: cover;
    transition: 0.5s;
}     
     

@-webkit-keyframes hoverWave {
    0% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.2), 0 0 0 0 rgba(227, 227, 227, 0.1), 0 0 0 0 rgba(227, 227, 227, 0.1)
    }

    40% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.2), 0 0 0 15px rgba(227, 227, 227, 0.1), 0 0 0 0 rgba(227, 227, 227, 0.1)
    }

    80% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.2), 0 0 0 30px rgba(227, 227, 227, 0), 0 0 0 26.7px rgba(227, 227, 227, 0.067)
    }

    100% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.2), 0 0 0 30px rgba(227, 227, 227, 0), 0 0 0 40px rgba(227, 227, 227, 0.0)
    }
}

@keyframes hoverWave {
    0% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.2), 0 0 0 0 rgba(227, 227, 227, 0.1), 0 0 0 0 rgba(227, 227, 227, 0.1)
    }

    40% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.3), 0 0 0 15px rgba(227, 227, 227, 0.1), 0 0 0 0 rgba(227, 227, 227, 0.1)
    }

    80% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.2), 0 0 0 30px rgba(227, 227, 227, 0), 0 0 0 26.7px rgba(227, 227, 227, 0.067)
    }

    100% {
        box-shadow: 0 8px 10px rgba(227, 227, 227, 0.2), 0 0 0 30px rgba(227, 227, 227, 0), 0 0 0 40px rgba(227, 227, 227, 0.0)
    }
}