/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: auto;
    background: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    color: #333;
    margin-bottom: 20px;
}

h1 {
    font-size: 2.5em;
}

h2 {
    font-size: 1.8em;
    margin-top: 30px;
}

/* Formulário */
form {
    margin-bottom: 20px;
}

input[type="text"],
input[type="password"] {
    padding: 10px;
    margin: 10px 0;
    width: calc(100% - 22px);
    border: 1px solid #ccc;
    border-radius: 4px;
    transition: border-color 0.3s;
}

input[type="text"]:focus,
input[type="password"]:focus {
    border-color: #007bff;
    outline: none;
}

/* Botões */
button {
    padding: 10px 15px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

/* Tabela */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}

th {
    background-color: #007bff;
    color: white;
}

tr:nth-child(even) {
    background-color: #f2f2f2;
}

tr:hover {
    background-color: #e9ecef;
}

/* Ícone de olho */
img {
    width: 20px;
    height: 20px;
    vertical-align: middle;
    margin-left: 5px;
    cursor: pointer;
}

/* Link de logout */
a {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 15px;
    background-color: #dc3545;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
}

a:hover {
    background-color: #c82333;
}

/* Estilo de erro */
.error {
    color: red;
    margin-top: 10px;
}

/* Responsividade */
@media (max-width: 768px) {
    h1 {
        font-size: 2em;
    }

    h2 {
        font-size: 1.5em;
    }

    input[type="text"],
    input[type="password"],
    button {
        width: 100%;
    }

    table {
        font-size: 0.9em;
    }

    th, td {
        padding: 8px;
    }
}