body {
    font-family: Arial, sans-serif;
    background-color: #f8fdf8;
}
header, footer {
    background-color: #4544cc;
    color: #ffffff;
    padding: 15px 0;
}
header {
    text-align: right;
}
footer {
    font-size: 14px;
}
table {
    width: 90%;
    margin: 30px auto;
    border-collapse: collapse;
    background: white;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
th, td {
    border: 1px solid #dee2e6;
    padding: 12px;
    text-align: center;
}
th {
    background-color: #fec80e;
    color: #000;
}
input[type="text"] {
    width: 80px;
    padding: 5px;
    text-align: center;
}
tr.done {
    background-color: #e0e0e0;
}
tr:nth-child(even):not(.done) {
    background-color: #f7fef7;
}
button {
    padding: 5px 10px;
    margin: 2px;
    border: none;
    cursor: pointer;
    border-radius: 4px;
}
button:hover {
    opacity: 0.9;
}
.btn-done {
    background-color: #4caf50;
    color: white;
}
.btn-delete {
    background-color: #f44336;
    color: white;
}
tr.accepted {
    background-color: #d0f0ff;
}
tr.accepted.done {
    background-color: #c5e0e5;
}
.notify-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    background-color: #fec80e;
    border-radius: 50%;
    margin-left: 6px;
}