body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

.back-arrow {
    display: inline-block;
    padding: 10px;
    margin: 10px;
    font-size: 20px;
    width: 50px;
    text-decoration: none;
    color:black;
    background-color: #e6e6e6;
    border-radius: 50%;
    transition: background-color 0.3s ease;}

.back-arrow:hover {
    color: #fff;
    background-color: #ccc;
}
h3
{
    color:#00b9fe;
}
.registration-container {
    max-width: 800px;
    margin: -40px auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.form-group {
    margin-bottom: 1.5rem;
}

.btn-primary {
    width: 100%;
}