.eighth-cpc-salary-calculator {
    max-width: 600px;
    margin: auto;
    padding: 20px;
    border: 2px solid #0073aa;
    border-radius: 8px;
    background: #f9f9f9;
}
.eighth-cpc-salary-calculator label {
    display: block;
    margin: 15px 0 5px;
    font-weight: bold;
}
.eighth-cpc-salary-calculator select, 
.eighth-cpc-salary-calculator button {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
}
#result_box {
    padding: 20px;
    background: #e8f5e9;
    border: 2px solid #4caf50;
    margin-top: 20px;
}