body {
    background-image: url('https://90up.com.br/OLD/links/img/img-01.jpg');
    background-size: cover;
    background-position: center;
    color: #fff;
}

.profile-pic img {
    width: 150px;
    height: 150px;
    border: 5px solid #fff;
}

h1, h2 {
    color: #fff;
}

.btn-primary {
    background-color: rgba(0, 123, 255, 0.7);
    border: none;
}

.btn-primary:hover {
    background-color: rgba(0, 123, 255, 1);
}

form .form-control {
    background-color: rgba(255, 255, 255, 0.8);
    border: none;
}