* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    color: #222;
}

.container {
    max-width: 640px;
    margin: 0 auto;
    padding: 24px 16px 40px;
}

.menu {
    display: grid;
    gap: 12px;
}

.form {
    display: grid;
    gap: 16px;
}

.field {
    display: grid;
    gap: 8px;
}

.input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #cfcfcf;
    border-radius: 8px;
    background: #fff;
}

.button {
    display: inline-block;
    padding: 12px 16px;
    border: 0;
    border-radius: 8px;
    background: #2f6fed;
    color: #fff;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
}

.result {
    margin-top: 24px;
    padding: 16px;
    border: 1px solid #d9d9d9;
    border-radius: 8px;
    background: #fff;
    min-height: 72px;
}