/* Стили только для страницы истории */
.details-btn {
    display: inline-block;
    background: #3377FF;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 7px 20px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(51,119,255,0.08);
    text-decoration: none;
}
.details-btn:hover {
    background: #2255cc;
    box-shadow: 0 4px 16px rgba(51,119,255,0.15);
    color: #fff;
}