html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, samp,
small, strong, sub, sup, var,
b, i,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
    margin:0;
    padding:0;
    border:0;
    outline:0;
    font-size:100%;
    vertical-align:baseline;
    background:transparent;
}
body {
	line-height: 1;
}
article,aside,details,figcaption,figure,
footer,header,hgroup,menu,nav,section { 
	display:block;
}
nav ul {
    list-style:none;
}
a {
    margin:0;
    padding:0;
    font-size:100%;
    vertical-align:baseline;
    background:transparent;
	outline: none;
}

input, select {
    vertical-align: middle;
}
table, tbody, tfoot, thead, tr, th, td {
	 vertical-align: top;
}
table {
	border-spacing: 0;
}

/********************
* Box Sizing
*********************/
html {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

*, *:before, *:after {
  box-sizing: inherit;
}


/********************
* Begin Custom Styles
*********************/
body {
	background: #0b1422;
}
html, body{
  min-height: 100%;
  height: 100%;
}

body {
  position: relative;
}
.container {
	display: flex;
	align-items: center;
	justify-content: center;
	height: 100%;
}
#logo {
	padding: 10vh;
}
#logo img {
	max-width: 400px;
	max-height: 80vh;   /* or 90vh if you prefer */
	height: auto;	
	width: 100%;
	display: block;
}