body {
    font-family: Arial, Verdana, sans-serif;
    background: #f4f8fb;
    margin: 0;
    padding: 0;
}

h1 {
    color: #2c3e50;
    margin-top: 30px;
    text-align: center;
}

h2 {
    color: #2c3e50;
    margin-top: 15px;
    text-align: center;
}

form {
    max-width: 400px;
    margin: 30px auto;
    padding: 4px 8px 4px 8px;
    border-radius: 8px;
}

label {
    display: block;
    margin-bottom: 6px;
    color: #1f6593;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 8px;
    margin-bottom: 14px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

button {
    background: #e0e7ef;
    color: #2d3a4a;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
}

button:hover {
    background: #bcd0e0;
    color: #1a2230;
}

a {
    color: #2d3a4a;
    text-decoration: none;
    margin-left: 10px;
    transition: color 0.2s;
}

a:hover {
    color: #1a2230;
    text-decoration: underline;
}

table {
    margin: 30px auto;
    border-collapse: collapse;
    background: #fff;
    box-shadow: 0 2px 8px rgba(44,62,80,0.08);
}

th, td {
    padding: 10px 16px;
    border: 1px solid #e1e1e1;
    text-align: left;
}

th {
    background: #f0f4f8;
    color: #2c3e50;
}

tr:nth-child(even) {
    background: #f9f9f9;
}

div[style*="color:red"] {
    margin-bottom: 10px;
}

div[style*="color: green;"] {
    margin-bottom: 10px;
    color: #27ae60 !important;
}

.button-link, a.button-link {
    display: inline-block;
    background: #e0e7ef;
    color: #2d3a4a;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
    text-decoration: none;
    margin-left: 10px;
    transition: background 0.2s, color 0.2s;
    box-shadow: 0 1px 3px rgba(44,62,80,0.08);
}

.button-link:hover, a.button-link:hover {
    background: #bcd0e0;
    color: #1a2230;
    text-decoration: none;
}

.container {
    max-width: 600px;
    margin: 40px auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(44,62,80,0.08);
    padding: 32px 40px;
}