Sticky Share Bar CSS

.top-bar {
    background-color: #fff;
    min-height: 40px;
    padding: 10px;
    padding: 1rem;
    position: fixed;
    transition: top 0.2s ease-in-out;
    -webkit-transition: top 0.2s ease-in-out;
    -moz-transition: top 0.2s ease-in-out;
    text-align: center;
    width: 100%;
    top: -40px;
    z-index: 99;
    -webkit-box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.2);
    box-shadow: 0px 1px 4px rgba(0, 0, 0, 0.2);
}

@media only screen and (max-width: 600px) {
    .top-bar {
        display: none;
    }
}

.bar-down {
    top: 0;
}

.bar-up {
    top: -70px;
}