@keyframes efecto{
    0%{
        box-shadow: 0 0 0 0 rgba(0, 0, 0, 0.85);
    }
    100%{
        box-shadow: 0 0 0 25px rgba(0, 0, 0, 0);
    }
}

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


.container-wa{
    background-size: cover;
    background-position: center;
}

.container-wa .btn-wa .btn{
    text-decoration: none;
    background-color: #29434e;
    padding: 10px 15px;
    border-radius: 50px;
    color: #fff;
    position: fixed;
    top: 350px;
    left: 15px;
    transition: all 0.3s ease 0s;
    box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.3);
    z-index: 99;
    animation: efecto 1.2s infinite;
    
}

.container .btn-float .btn:hover{
    color: #FFEB3B;
	box-shadow: 0px 15px 20px rgba(0, 0, 0, 0.5);
	transform: translateY(-7px);
}