*, *:after, *:before {
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #2B5A3D;
    font-size: 16px;
    margin: 0;
    background: #E0F7FA;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

p, h3, label {
    color: #2B5A3D;
}

h3 {
    text-decoration: underline;
    text-decoration-color: green;
}

.form-container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    background: #E0F7FA; /* Updated background color */
    padding: 2rem;
    border: 1px solid #2B5A3D;
    border-radius: 5px;
}

.input-row {
    margin-bottom: 15px;
}

.input-row label {
    display: block;
    margin-bottom: 5px;
}

.input-row input,
.input-row select,
.input-row textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #2B5A3D;
    border-radius: 5px;
    outline: 0;
    margin-bottom: 10px;
    font-size: 16px;
    font-family: Arial, Helvetica, sans-serif;
}

.input-row textarea {
    height: 100px;
}

.input-row input[type="submit"] {
    width: 100px;
    margin: 0 auto;
    display: block;
    text-align: center;
    background: #2B5A3D; /* Updated button background color */
    color: #ffffff;
    cursor: pointer;
    border: none;
}

.radio-option {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.radio-option input {
    margin-right: 10px;
    margin-top: 0;
}

.success {
    background-color: #9fd2a1;
    padding: 10px;
    color: #326b07;
    text-align: center;
    border-radius: 5px;
    font-size: 14px;
    margin-top: 10px;
}

.error {
    color: #ff0000;
    background-color: #ffe6e6;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ff0000;
    border-radius: 5px;
}