body {
background: #fff;
position: relative;
height: 100vh;
}
#box {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
padding: 20px 100px;
border-radius: 6px;
border: 1px solid #ccc;
background-color: #eee;
}
h1 {
font: 24px "Open Sans";
text-align: center;
}
p {
font: 16px "Open Sans";
text-align: center;
}