body
{
background-color: #1b1b1b;
padding-top: 40px;
}
.form-signin {
max-width: 280px;
padding: 15px;
margin:100px;
margin-top:70px;
}
.input-group-addon
{
background-color: rgb(50, 118, 177);
border-color: rgb(40, 94, 142);
color: rgb(255, 255, 255);
}
.form-signup input[type="text"],.form-signup input[type="password"] { border: 1px solid rgb(50, 118, 177); }
.fullscreen_bg {
position: fixed;
top: 0;
right: 0;
bottom: 0;
left: 0;
background-size: cover;
background-position: 50% 50%;
background-image: url('http://www.banisite.com/sample-sirenadentist/theme/images/slider/slider-8.jpg');
background-repeat:repeat;
}