body {
    font-family: Arial, sans-serif;
    margin: 20px;
    padding: 10px;
    position: relative;
}

h2 {
    text-align: center;
}

form {
    max-width: 500px;
    margin: 0 auto 20px auto;
}

textarea {
    width: 100%;
    height: 100px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.btn {
    display: inline-block;
    padding: 6px 12px;
    margin-left: 8px;
    font-size: 14px;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    color: white;
}

.btn-success {
    background-color: #28a745;
}
.btn-success:hover {
    background-color: #218838;
}

.btn-danger {
    background-color: #e74c3c;
}
.btn-danger:hover {
    background-color: #c0392b;
}

.btn-primary {
    background-color: #3498db;
}
.btn-primary:hover {
    background-color: #2980b9;
}

.top-btn {
    position: absolute;
    top: 20px;
    right: 20px;
}

ul {
    list-style-type: none;
    padding: 0;
}

ul li {
    padding: 10px;
    border-bottom: 1px solid #ddd;
}