#increase-plugin-ac, #normal-plugin-ac, #decrease-plugin-ac{
display: inline-block;
    padding: 0 1em;
    background: #ffffff;
    border: 1px solid rgba(0,0,0,0.4);
    border-top-color: #bbb;
    border-radius: 3px;
    box-shadow: inset 0 -1em 1em rgb(0 0 0 / 10%);
    font-size: 13px;
    line-height: 28px;
    font-weight: 700;
    color: #000000;
    text-decoration: none;
}