html {
    height: 100%;
}

body {
    background-color:#444554;
    color: #CFCCD6;
    font-family: "Segoe UI", "Source Sans Pro", Calibri, Candara, Arial, sans-serif;
    font-weight: 300;
    line-height: 1.2;
    box-sizing: border-box;
}

.main {
    width: 100%;
    height: 100%;

    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    justify-content: center;
}

h1.header {
    font-size: 48px;
    padding: 24px;
}

.description {
    font-size: 18px;
}