body {
    font-family: Arial, sans-serif;
    background: #f9f9f9;
    margin: 0;
    padding: 0;
}
.container {
    max-width: 900px;
    margin: 40px auto;
    background: #fff;
    padding: 32px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
}
h1,
h2 {
    color: #2d3748;
}
.btn {
    background: #3182ce;
    color: #fff;
    padding: 8px 18px;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    transition: background 0.2s;
}
.btn:hover {
    background: #225ea8;
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 24px;
}
.table th,
.table td {
    border: 1px solid #e2e8f0;
    padding: 10px;
    text-align: left;
}
.table th {
    background: #f1f5f9;
}
.form-group {
    margin-bottom: 18px;
}
.form-control {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid #cbd5e1;
    border-radius: 4px;
    font-size: 1rem;
}
.btn {
    background: #3182ce;
    color: #fff;
    padding: 8px 18px;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s;
}
.btn:hover {
    background: #225ea8;
}

.show-details {
    background: #fefefe;
    padding: 32px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
    max-width: 800px;
    margin: 20px auto;
}

.show-details h1 {
    margin-bottom: 24px;
    color: #2d3748;
}

.show-details p {
    font-size: 1.1rem;
    margin-bottom: 12px;
}

.show-details strong {
    color: #3182ce;
}

.show-details a,
.show-details button {
    display: inline-block;
    margin-right: 12px;
    margin-top: 16px;
    background: #3182ce;
    color: #fff;
    padding: 8px 18px;
    border: none;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s;
}

.show-details a:hover,
.show-details button:hover {
    background: #225ea8;
}

.show-details form {
    display: inline;
}

.form-group.area {
    position: relative;
    display: inline-block;
    width: 100%;
}

.form-group.area span {
    position: absolute;
    right: 10px;
    top: 65%;
    transform: translateY(-50%);
    pointer-events: none;
    color: #aaa;
}
h1 {
    margin-bottom: 24px;
    color: #2d3748;
    font-weight: 600;
    text-align: center;
}