.whatsapp-wrap {
    background-color: #51cd5e;
    border-radius: 50%;
    bottom: 100px;
    height: 60px;
    left: 20px;
    position: fixed;
    transition: all .3s ease;
    width: 60px;
    z-index: 100;
}
.whatsapp-inner {
    height: 100%;
    position: relative;
    width: 100%;
}
.whatsapp-inner i {
    color: #fff;
    font-size: 40px;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
}


.phone-wrap {
    background-color: #f44336;
    border-radius: 50%;
    bottom: 20px;
    height: 60px;
    left: 20px;
    position: fixed;
    transition: all .3s ease;
    width: 60px;
    z-index: 100;
}
.phone-inner {
    height: 100%;
    position: relative;
    width: 100%;
}

.phone-inner i {
    color: #fff;
    font-size: 30px;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
}