.share-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    position: absolute;
    top: 5px;
    right: 65px;
    color: #666;
    border: none;
    background: none;
    padding: 0;
    width: 2.875rem;
    height: 2.875rem;
    border-radius: 50%;
    line-height: 1;
    font-size: 20px;
    outline: transparent;
    transition: color .25s ease;
    cursor: pointer;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    will-change: transform;
    -webkit-font-smoothing: subpixel-antialiased;
    background: #fff;
    box-shadow: 0 3px 15px rgba(0, 0, 0, .1);
}

.share-button svg {
    transition: transform 0.1s ease;
    font-size: 1.5rem;
}

.js-share-button.is--loading {
    color: transparent;
}
.js-share-button.is--loading svg * {
    stroke: transparent;
}


.js-share-button.is--loading:after, .js-share-button.is--loading:disabled:after {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    right: 50%;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    border: .125rem solid #666;
    border-right-color: transparent;
    transform: translate(50%, -50%);
    -webkit-animation: spinner-btn .5s ease-in-out infinite;
    animation: spinner-btn .5s ease-in-out infinite;
}