body, html {
    height: 100%;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
}

.login-container {
    background: url('../images/background.png') no-repeat center center fixed;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-box {
    background: rgba(255, 255, 255, 0.8);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    max-width: 400px;
    width: 100%;
    margin: auto; /* Centraliza o formulário na página */
}

h1 {
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 15px;
}

.input-group {
    position: relative;
    margin-bottom: 15px;
}

.input-group i {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #007bff;
}


.form-control {
    width: calc(100% - 20px); /* Ajusta a largura dos campos de input */
    padding: 10px 30px 10px 35px;
    margin: 5px 0;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.btn {
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    width: 100%;
}

.btn:hover {
    background-color: #0056b3;
}

.erro {
    color: red;
    margin-bottom: 15px;
}

.text-center {
    text-align: center;
}

.mt-3 {
    margin-top: 1em;
}


.loading-container {
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 9999;
}

.loading {
    border: 4px solid #f3f3f3;
    border-radius: 50%;
    border-top: 4px solid #3498db;
    width: 50px;
    height: 50px;
    -webkit-animation: spin 1s linear infinite;
    animation: spin 1s linear infinite;
}

@-webkit-keyframes spin {
    0% { -webkit-transform: rotate(0deg); }
    100% { -webkit-transform: rotate(360deg); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}