body {
    background-color: white;
    color: black;
    font-family: Verdana, Helvetica, Arial, sans-serif;
    font-size: 13px;
    line-height: 1.5;
    margin: 0;
    padding: 0;
}

a {
    color: #0000ee;
    text-decoration: underline;
}

a:visited {
    color: #551a8b;
}

a:hover {
    color: #ff0000;
}

h1 {
    font-size: 26px;
    font-weight: bold;
    color: #000080;
    margin-bottom: 15px;
}

input[type="text"],
input[type="password"] {
    font-family: Verdana, Helvetica, Arial, sans-serif;
    font-size: 15px;
    border: 1px solid #808080;
    background-color: #ffffff;
    padding: 8px 10px;
    width: 100%;
    max-width: 420px;
}

/* Крупные кнопки */
input[type="submit"] {
    font-family: Verdana, Helvetica, Arial, sans-serif;
    font-size: 16px;
    background-color: #6495ed;
    color: white;
    border: 1px solid #4169e1;
    padding: 10px 24px;
    cursor: pointer;
    margin: 12px 0;
    min-width: 180px;
    border-radius: 3px;
}

input[type="submit"]:hover {
    background-color: #4169e1;
}

/* Крупные ссылки в меню */
td[width="220"] font[size="3"] a,
td[width="220"] a {
    font-size: 16px !important;
    font-weight: bold;
    display: block;
    padding: 10px 15px;
    margin-bottom: 8px;
    background-color: #e8e8e8;
    border-radius: 4px;
    text-decoration: none;
    color: #0000ee;
    transition: all 0.2s;
}

td[width="220"] a:hover {
    background-color: #6495ed;
    color: white;
    text-decoration: none;
}

/* Таблицы */
table.users {
    border-collapse: collapse;
    width: 100%;
    margin: 15px 0;
}

table.users th,
table.users td {
    border: 1px solid #cccccc;
    padding: 10px 14px;
    font-size: 14px;
}

table.users th {
    background-color: #e0e0e0;
    font-weight: bold;
    text-align: left;
}

.success {
    color: #006400;
    font-weight: bold;
}

.error {
    color: #ff0000;
    font-weight: bold;
}

.footer {
    text-align: center;
    font-size: 12px;
    color: #666666;
    padding: 25px 15px;
    background-color: #f8f8f8;
    border-top: 1px solid #cccccc;
    margin-top: 50px;
}

/* Адаптивность */
@media (max-width: 768px) {
    table > tbody > tr {
        display: block;
    }

    td[width="220"] {
        width: 100% !important;
        border-right: none;
        border-bottom: 1px solid #cccccc;
        padding: 20px;
    }

    td[valign="top"] {
        padding: 25px 20px;
    }

    input[type="submit"] {
        width: 100%;
        padding: 14px;
        font-size: 17px;
    }
}