#article_print {
    float: left;
    margin:0 5px 20px 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #8A73B4;
    border: 1px solid #7159A6;
    box-sizing: border-box;
    box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.25);
    display: flex;

    align-items: center;
    justify-content: center;
    cursor: pointer;
}
#article_print:hover {
    background: #7159A6;
    border: 1px solid #7159A6;
    transition: .2s;
}