.float2 {
    position: fixed;
    width: 60px;
    height: 60px;
    right: 35px;
    bottom: 35px;
    background-color: #43d854;
    color: #fff;
    border-radius: 50px;
    text-align: center;
    -webkit-box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
    box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
    z-index: 4;
    animation: bot-to-top 0.5s ease-out;
}
.float2:hover,
.float2:active,
.float2:focus {
    color: white;
}
.my-float2 {
    font-size: 24px;
    margin-top: 18px;
}
.my-float3 {
    font-size: 10px;
    margin-top: 13px;
    display: inline-block;
}
ul.menu-chat2 {
    position: fixed;
    right: 35px;
    bottom: 70px;
    padding-bottom: 20px;
    z-index: 4;
}
ul.menu-chat2 li {
    list-style: none;
    margin-bottom: 10px;
}
ul.menu-chat2 li a {
    background-color: #43d854;
    color: #fff;
    border-radius: 50px;
    text-align: center;
    -webkit-box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
    box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
    width: 60px;
    height: 60px;
    display: block;
}
ul.menu-chat2:hover {
    visibility: visible !important;
    opacity: 1 !important;
}
a#menu-share2 + ul.menu-chat2 {
    visibility: hidden;
}
a#menu-share2:hover + ul.menu-chat2 {
    visibility: visible;
    animation: scale-in 0.5s;
}
a#menu-share2 i {
    animation: rotate-in 0.5s;
}

a#menu-share2:hover > i {
    animation: rotate-out 0.5s;
}
.bot-to-top {
    animation: bot-to-top 0.5s ease-out;
}
@keyframes bot-to-top {
    0% {
        bottom: -10px;
    }
    50% {
        bottom: 10px;
    }
}
@keyframes top-to-bot {
    0% {
        bottom: 10px;
    }
    50% {
        bottom: -10px;
    }
}
@keyframes scale-in {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}
@keyframes rotate-in {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}
@keyframes rotate-out {
    from {
        transform: rotate(360deg);
    }
    to {
        transform: rotate(0deg);
    }
}