.pulse i {
    position: relative;
    z-index: 20;
	top: 16px;
	font-size: 30px;
}
.pulse {
    position:fixed;
    cursor:pointer;
    display:block;
    width:60px !important;
    height:60px;
    bottom:40px;
    right:40px;
    background-color:rgba(0,200,0,1);
    color:white;
    border-radius:50px;
    text-align:center;
    transition-duration: 0.5s; 
    animation:pulse-btn 3s infinite;
    z-index:9000;
}  

.pulse:hover{
    background-color:rgba(0,150,0,1);
    color:white;
}  

.my-float{
    margin-top:15px;
}

@-webkit-keyframes pulse-btn{
    0% {
        -webkit-box-shadow: 0 0 0 0 rgba(0,200,0, 1);
    }  
    70% {
        -webkit-box-shadow: 0 0 0 20px rgba(0,200,0, 0);
    }  
    100% {
        -webkit-box-shadow: 0 0 0 0 rgba(0,200,0, 0);
    }
}

.pulse a {
    color: #fff;
}