#tool-filter-form {
    margin-bottom: 20px;
}

#tool-filter-form select,
#tool-filter-form button {
    padding: 10px;
    margin-right: 10px;
    font-size: 16px;
}

.tool-item {
    border: 1px solid #ccc;
    padding: 10px;
    margin-bottom: 10px;
    border-radius: 5px;
    background-color: #f9f9f9;
}

.tool-item h3 {
    margin: 0 0 10px;
}