.button-container {
    text-align: center;
    margin: 20px 0;
}

.button-container button {
    padding: 10px 20px;
    margin: 0 10px;
    font-size: 16px;
    cursor: pointer;
}

.button {
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 10px 15px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.3s;
    margin-right: 10px;
}

.button:hover {
    background-color: #2d6b2f;
}

.main-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

#preview {
    flex: 1 1 calc(25% - 20px);
    box-sizing: border-box;
    text-align: center;
    margin: 0px;
    max-width: 200px;
}

#preview img {
    max-width: 100%;
    height: auto;
    cursor: pointer;
    border-radius: 5px;
    filter: drop-shadow(0px 0px 7px #666);
    transition: transform 0.3s ease;
}

#preview img:hover {
    transform: scale(1.05);
}

.pagination-container {
    text-align: center;
    margin-top: 20px;
}

.pagination-button {
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 10px 15px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.3s;
    margin: 0 5px;
}

.pagination-button:hover {
    background-color: #2d6b2f;
}

.pagination-button.active {
    background-color: #2d6b2f;
}

.pagination-label {
    font-size: 16px;
    margin-right: 10px;
}

.pagination-input {
    padding: 10px;
    font-size: 16px;
    border-radius: 4px;
    border: 1px solid #ccc;
    width: 50px;
    text-align: center;
    margin-bottom: 20px;
}