*{
    box-sizing: border-box;
}

body{
    width: 100%;
    height: 100%;
}

form{
    width: 300px;
    margin: 200px auto;
    text-align: center;
}

input{
    display: block;
    margin: 6px auto;
    width: 300px;
    height: 50px;
    color: black;
    align-items: center;
}

h3 {
    align-items: center;
    text-align: center;
    font-size: xx-large;
}

h4 {
    margin: 1%;
    font-size: x-large;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}