body {
    display: flex;
    align-items: center;
    flex-direction: column;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    text-align: center;
    justify-content: center;
    height: 100vh;
    overflow: hidden;
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s;
    
}

.btn1 {
    width: 200px;
    background-color: #4CAF50; /* Green */
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 12px;
    transition: background-color 0.3s, transform 0.2s;
}
.btn1:hover {
    background-color: #45a049;
    transform: scale(1.05);
}