body {
    font-family: Arial, sans-serif;
    background: #f0f0f5;
    padding: 20px;
}

h1 {text-align: center; color: #333;}

input {
    padding: 8px 12px;
    margin: 4px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
}
input:focus {border-color: #6c63ff; outline: none;}

button {
    padding: 8px 16px;
    margin: 4px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    color: #fff;
    background: #6c63ff;
}
button:hover {background: #5a52d5;}


#btn-cancel {
    background: #999;
}
#btn-cancel:hover {background: #777;}

#output button {
    padding: 4px 10px;
    font-size: 12px;
    margin-top: 4px;
}

#output button:first-of-type {background: #f0ad4e;}
#output button:first-of-type:hover {background: #d9972e;}
#output button:last-of-type {background: #e74c3c;}
#output button:last-of-type:hover {background: #c0392b;}


#output {
    background: #fff;
    padding: 16px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    min-height: 40px;
    line-height: 1.8;
}