style.css

*{
    padding: 0;
    margin: 0;
    font-family: 'Montserrat', sans-serif;
}

body{
    background-image: url('background.jpg');
}

.heading{
    margin-top: 20px;
}

.input-field{
    width: 300px;
}

label{
    font-size: 20px;
}
/*Disable the Increase/Decrease arrows from Phone No. field*/
input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button { 
    -webkit-appearance: none; /*for Chrome and Safari*/
    -moz-appearance: none; /*for Firefox*/
    appearance: none;
    margin: 0; 
}

form{
    border: 2px solid grey;
    width: max-content;
    padding: 20px;
    border-radius: 20px;
    margin: 20px 0px;
    background-color: whitesmoke;
}

.form-container{
    display: flex;
    justify-content: center;
    align-items: center;
}