body {
   font-family: Arial;
   background-color: #f2f2f2;
   text-align: center;
   padding-top: 40px;
}
form {
   background-color: white;
   display: inline-block;
   padding: 20px;
   border-radius: 8px;
   box-shadow: 0 0 5px gray;
}
input, select {
   padding: 5px;
   width: 500px;
}
input[type="submit"] {
   background-color: #00ac33;
   color: white;
   border: none;
   border-radius: 3px;
   height: 30px;
}
input[type="submit"]:hover {
   background-color: #03921b;
}

b{
    color: green;
}
span{
    color: red;
    font-weight: bold;
}