style.css

body {
    background-color:black;
    font-family:arial;
    display: block;
    text-align: justify;}

h1{
    color:grey;
    font-family:verdana;
    text-align: center;}

.maindiv {
    background-color: white;
    color: black;
    width: 500px;
    padding: 20px;
    border-radius: 25px;
    margin: auto;}

select {        
    align-items: left;
    margin-left: 150px;}

#principal {            
    margin-left: 180px;}/* move input box */

#rate {                 
    margin-left: 200px; /* move rate bar  */
    margin-top:10px;
    height: 10px;       /* height of the bar */
    border-radius: 10px;/* circular edges of the bar  */
    cursor: pointer; }  /* cursor as pointer */

input{margin-top:10px;}