body{ 
    background-image:url("download.jpg");
    background-repeat:no-repeat ;
    background-size:  cover; 
    color: rgb(41, 107, 182);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin:0;
    display: flex;
    min-height: 100vh;
    justify-content: center;
    align-items: center;
}
form{
    text-align: center  ;


    opacity: 40;
    
  box-shadow: 0 10px 25px rgba(92, 99, 105, .2);
  background-color: white;
  
  width: 450px;
  max-width: 90%;
  margin-bottom: 5%;
  margin-top: 0;
  font-size: 70%;
   
 
}

input{
    display:inline-block ;
    width: 100%;
    margin-bottom: 10%;
}
nav{
margin:5%;
}
div{
    
 /**background-color: black; 
 opacity: 0.8; 
 padding:2.0%;
 padding-bottom: 3.9%;**/
 margin-right: 30%;
 margin-left:30%;
 padding-top: 10%;
}
button{
    
    margin: 15%;
    width:50%;
    padding:5%;
    background-color:rgb(41, 107, 182); 
    color: white;
}
@media screen {
    
}