.container-center {
    max-width: 600px;
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

h2 {
    margin-bottom: 20px;
}

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

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #004085;
}

.form-inline {
    display: flex;
    flex-flow: row wrap;
    align-items: center;
    gap: 30px;
}

.tessera-box {
    border:1px solid #ccc;
    padding:20px;
    margin: 30px 0;
    background: #f1f8f5;
    box-shadow: 0 0 10px rgba(39, 51, 34, 0.3);
}

.tessera-box .form-control {
    background:#fff;
}

.info-box {
    font-size: 1.1rem;
    padding: 0 0 20px 0;
    border-bottom:1px solid #ccc;
    margin-bottom: 20px;
}

.msg-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 150px;
    background-color: #f1f8f5;
    margin: 5px 0;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}