body {
    background-color: beige;
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;   /* 150vh → 100vh */
    margin: 0;
}

.container {
    background-color: aquamarine;
    width: 100%;
    max-width: 500px;   /* Responsive */
    border: 2px solid green;
    border-radius: 10px;
    padding: 35px;
    box-sizing: border-box;
}

h2 {
    background-color: rgb(115, 238, 58);
    text-align: center;
    border: 2px solid yellow;
    border-radius: 15px;
    padding: 10px;
    margin-top: 0;
}

label {
    display: block;
    margin-top: 12px;
    font-weight: bold;
}

input,
select,
textarea {
    width: 100%;
    border: 1.5px solid goldenrod;
    border-radius: 10px;
    padding: 10px;
    margin-top: 5px;
    box-sizing: border-box;
    font-size: 14px;
}

textarea {
    resize: vertical;
    min-height: 80px;
}

option {
    font-weight: bold;
}

button {
    background-color: chartreuse;
    width: 50%;
    border: 2px solid hotpink;
    border-radius: 10px;
    padding: 10px;
    display: block;
    margin: 20px auto;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
}

button:hover {
    background-color: aqua;
}