* {
    box-sizing: border-box;
}

body {
    background-color: lightgrey;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 30px;
    max-width: 700px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #003580;
    font-family: sans-serif;
}

input, select, button {
    display: block;
    width: 100%;
    margin-bottom: 15px;
}

button {
    background-color: #003580;
    color: white;
    padding: 15px;
    border: 0;
    border-radius: 25px;
    cursor: pointer;
}

input, select {
    border: 1px solid lightgrey;
    padding: 13px;
    border-radius: 25px;
    font-size: 16px;
}

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

#result {
    margin-top: 20px;
}