body {
    font-family: Arial, sans-serif;
    margin: 30px;
}

.container {
    width: 400px;
}

fieldset {
    border: 1px solid #777;
    padding: 15px;
}

legend {
    font-weight: bold;
}

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

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

.input-group input[type="text"] {
    width: 65%;
    padding: 5px;
}

.input-group button {
    padding: 5px 10px;
    cursor: pointer;
}

ul {
    border: 1px solid #ccc;
    padding: 10px 25px;
    margin: 0;
    list-style-type: disc;
    background-color: #fff;
    min-height: 40px;
}

li {
    margin-bottom: 5px;
}