*{
    box-sizing: border-box;
}


body{
    background-image: url('TVWStatistik/lib/images/pexels-ian-beckley-2440061.jpg');
    background-size: cover;
    font-family: Arial, Helvetica, sans-serif;

}
.login {
    background-color: black;
    width: 400px;
    height: 600px;
    border-radius: 10%;
    margin-top: -250px;
    margin-left: -150px;
    position: absolute;
    top: 50%;
    left: 50%;
    opacity: 0.8;
    border: 1px solid white;
    
}
.login-text {
    float: left;
    margin-top: 50px;
    margin-left: 20px;
    font-size: 20px;
    width: 100%;
    padding-right: 40px;
    color: white;

}

input {
    -webkit-border-raius: 20px;
    -moz-border-radius: 20px;
    border-radius: 20px;
    width: 100%;
    height: 50px;
    resize: vertical;
    margin-top: 20px;
    margin-bottom: 50px;
    padding-left: 10px;
    font-size: 20px;
   
  
}
input:focus {
    outline: none;
    border: 1px solid black;
  
}

button {
    width: 50%;
    position: absolute;
    height: 8%;
    border-radius: 20px;
    font-size: 20px;
    font-weight:bold ;

}

@media screen and (max-width: 500px) {
    body {
      background-image: url('TVWStatistik/lib/images/pexels-ian-beckley-2440061.jpg');
      background-repeat: no-repeat; 
    background-position: center;
    background-attachment: fixed;       
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    height:100%;
    width:100%; 
    
    }
  }