.btn {
    width: 100%;
    padding: 12px;
    background-color: #94d4f1;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
 
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    
  }

  input:focus,textarea:focus {
    border-color: #0abb0a;
    outline: none;
}

body {
    background-color: #6df8ac;
    font-family: 'Courier New', Courier, monospace;
    color: #333;
    margin: 20px;
    padding: 10px;
}    
img {
    width: 200px;
    height: 20px auto;
    border: 2px solid #1180a1;
    border-radius: 10px;
    display: block;
    margin: 20px auto;
}