a.locked::before {
    content: "";
    position: absolute;
    width: 12px;
    height: 12px;
    background: url("../images/lock.svg") no-repeat center center;
    background-size: contain;
    margin-top: 2px;
    margin-left: -12px;
    transition: all ease-in-out 0.5s;
}

p > a.locked::before,
h2 a.locked::before,
a.locked:has(img)::before {
    content: '';
    background-image: none;
}

a.locked:hover::before {
    width: 32px;
    height: 32px;
    margin-left: -15px;
}