body{   
    background: #eee;  
}  
#frm{  
    border: solid gray 1px;  
    width:40%;  
    border-radius: 2px;  
    margin: 120px auto;  
    background: white;  
    padding: 50px;  
}  
#btn{  
    color: #fff;  
    background: #337ab7;  
    padding: 7px;  
    margin-left: 70%;  
}  

/* Add a black background color to the top navigation */
.topnav {
  background-color: #333;
  overflow: hidden;
}

/* Style the links inside the navigation bar */
.topnav a {
  float: left;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav b {
  float: right;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

/* Change the color of links on hover */
.topnav a:hover {
  background-color: #ddd;
  color: black;
}

/* Add a color to the active/current link */
.topnav a.active {
  background-color: #04AA6D;
  color: white;
}

grid-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-gap: 20px;
}