/* Container */
.container{
    width:310px;
    margin:0 auto;
}

/* Login */
#div_login{
    border: 1px solid gray;
    border-radius: 3px;
    width: 295px;
    height: 250px;
    box-shadow: 0px 2px 2px 0px  gray;
    margin: 0;
}

#div_login h1{
    margin-top: 0px;
    font-weight: normal;
    padding: 10px;
    background-color: cornflowerblue;
    color: white;
    font-family: sans-serif;
}

#div_login div{
    clear: both;
    margin-top: 10px;
    padding: 5px;
}

#div_login .textbox{
    width: 93%;
    padding: 7px;
}

#div_login input[type=submit]{
    padding: 7px;
    width: 100px;
    background-color: cornflowerblue;
    border: 0px;
    color: white;
}

#div_login label{
    color:red;
    text-align: right;
    margin: 0px 0px 0px 6px;
}

#center-screen {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: left;
    min-height: 100vh;
  }