*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    align-content: center;
    justify-content: center;
    background-color: #f9f9f9;
}

#container{
    width: 600px;
    height: 400px;
    border-radius: 10px;
    border: 1px solid lightgray;
    background-color: #f7f7f7;
    display: flex;
    align-items: center;
    flex-direction: column;
    margin-top: auto;
    margin-bottom: auto;
    box-shadow: 0 0 10px lightgray;
}

h1{
    color: #000;
    font-family:Arial, Helvetica, sans-serif;
    font-weight: 200;
    padding-top: 30px;
    padding-bottom: 10px;
    text-transform: uppercase;
}

p{
    color: gray;
    font-family:Arial, Helvetica, sans-serif;
    font-size: .8em;
    font-weight: 200;
    padding-bottom: 20px;
}

form{
    display: flex;
    flex-direction: column;
    align-items: center;
    align-content: center;
}

.form-row{
    padding: 10px 20px;
    text-align: right;
    width: 400px;
}

input[type="number"]{
    border: 1px solid lightgray;
    border-radius: 10px;
    height: 50px;
    font-family:Arial, Helvetica, sans-serif;
    font-size: 2em;
    text-align: right;
    width: 200px;
}

label{
    height: 50px;
    font-family:Arial, Helvetica, sans-serif;
    font-size: 1.2em;
    text-align: right;
    margin-right: 20px;
    vertical-align: super;
}

button{
    border: 1px solid #0071e3;
    background-color: #f7f7f7;
    color: #0071e3;
    padding: 20px;
    border-radius: 30px;
    cursor: pointer;
    margin-top: 40px;
}

button:hover{
    border: 1px solid #f7f7f7;
    background-color: #0071e3;
    color: #f7f7f7;
    padding: 20px;
    border-radius: 30px;
    cursor: pointer;
    margin-top: 40px;
}

#messageBox{
    font-family:Arial, Helvetica, sans-serif;
    font-size: .8em;
    color: gray;
    margin-top: 20px;
}