.sidebar {
    width: 100%;
}

.ad-card {
    margin-bottom: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 15px;
}

.ad-header {
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.ad-header i {
    color: #ffc107;
}

.ad-content {
    text-align: right;
}

.ad-image {
    width: 100%;
    height: auto;
    border-radius: 4px;
    margin-bottom: 10px;
}

.ad-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: #333;
}

.ad-text {
    color: #666;
    margin-bottom: 15px;
}

.ad-button {
    background: #ffc107;
    color: #000;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.ad-button:hover {
    background: #e0a800;
}