.qsl-card-search-form input[type="text"],
.qsl-card-search-form input[type="datetime-local"],
.qsl-card-search-form input[type="submit"] {
    background-color: #444444;
    color: #00ff00;
    border: 1px solid #00ff00;
    padding: 10px;
    margin: 5px 0;
}

.qsl-card-search-form label {
    color: #00ff00;
}

.qsl-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: space-between;
}

.qsl-card {
    flex: 1 1 calc(33.333% - 10px);
    box-sizing: border-box;
    text-align: center;
}

.qsl-card img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 5px;
}

.download-button {
    display: inline-block;
    padding: 5px 10px;
    background-color: #00ff00;
    color: #444444;
    text-decoration: none;
    border: 1px solid #00ff00;
    border-radius: 3px;
}

.download-button:hover {
    background-color: #444444;