body {
    padding: 20px;
}

form {
    width: 300px;
    padding: 20px;
    border: 1px solid #000000;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

fieldset {
    border: none;
    padding: 0;
    margin: 0;
}

legend {
    font-weight: bold;
    font-size: 18px;
}

label {
    display: block;
}

input[type="text"],
input[type="number"],
input[type="tel"],
input[type="email"],
textarea {
    width: 100%;
    padding: 2px;
    border: 1px solid #000000;
    border-radius: 4px;
    box-sizing: border-box;
}

textarea {
    resize: vertical;
    min-height: 60px;
}

.checkbox-container {
    display: flex;
    align-items: center;
}

.checkbox-container input[type="checkbox"] {
    margin-right: 8px;
}

input[type="submit"] {
    padding: 10px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #d0d0d0;
}

fieldset > *:not(legend):not(:last-child) {
    margin-bottom: 5px;
}