body {
    font-family: 'Montserrat', sans-serif;
    background-color: #d4f8d4; 
    color: #2c2c2c;
    margin: 0;
    padding: 0;
}

.container.main-box {
    max-width: 500px;
    margin: 40px auto;
    background-color: #fff5cc; 
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}


h1 {
    font-weight: 700;
    margin-bottom: 30px;
    text-align: center;
    color: #2c2c2c;
}

h3#output {
    margin-top: 25px;
    padding: 15px;
    background-color: #eaf8ea;
    border-radius: 12px;
    box-shadow: 0 3px 8px rgba(0,0,0,0.08);
}

label.form-label {
    font-weight: 600;
    margin-top: 15px;
}

.form-select {
    border-radius: 12px;
    padding: 8px 12px;
    margin-top: 5px;
    border: 2px solid #2c2c2c;
    background-color: #fffbe0;
    color: #2c2c2c;
    transition: all 0.3s ease;
}

.form-select:focus {
    outline: none;
    border-color: #6ab04c;
    box-shadow: 0 0 5px rgba(106, 176, 76, 0.5);
}

button.btn-dark {
    background-color: #2c2c2c;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
}

button.btn-dark:hover {
    background-color: #6ab04c; 
    color: #fff;
}


.footer {
    margin-top: 60px;
    background-color: #fff5cc;
    color: black;
    padding: 15px;
    font-weight: 400;
    letter-spacing: 2px;
}