button.boxpg {
    background: rgba(0, 0, 0, 0.5);
    box-shadow: 0 5px 20px 0 white;
    border: 2px solid black;
    border-radius: 10px;
    width: 160px;
    height: 43px;
    text-align: center;
}

#all2 ul li a {
    display: inline-block;
}