/* Setting background image and making it responsive */
body {
background-image: url('https://i.pinimg.com/originals/0e/f3/bb/0ef3bb66d9216fffcea9022628f7bb26.gif');
background-size: cover;
background-repeat: no-repeat;
font-family: sans-serif;
margin: 0;
padding: 0;
color: #FFFFFF; 
}

/* Styling for registration form */
.regform {
background-color: rgba(0, 0, 0, 0.8); 
border-radius: 15px;
text-align: center;
padding: 20px;
/* Top and side margin adjustment */
margin: 40px 20px 0; 
}

/* Styling for main form */
.main-form {
background-color: rgba(0, 0, 0, 0.7);
border-radius: 0 0 15px 15px;
padding: 20px;
/* Side margin adjustment */
margin: 0 20px; 
}

/* Styling for details */
.details {
font-weight: bold;
font-size: 17px;
/* Bottom margin adjustment */
margin-bottom: 10px; 
}

/* Button styles */
.btn {
background-color: #4CAF50; 
color: white;
padding: 10px 20px; 
border: none;
border-radius: 5px;
cursor: pointer;
/* Smooth transition */
transition: background-color 0.3s ease; 
}

/* Button hover effect */
.btn:hover {
background-color: #45a049;
}