section.header {
	background: var(--white);
	height: 90vh;
	position: relative;
}

section.header>div {
	height: 100%;
	background: url('../img/stars.gif') repeat;
}

section.header div.header_img {
	width: 100%;
	height: 100%;
	text-align: center;
	overflow: hidden;
}

section.header div.header_img img {
	width: 95%;
	height: 70%;
	border-radius: 40px;
	/*background: red;*/
	object-fit: contain;
	-webkit-animation: RotateBF 4s linear infinite;
  	animation: RotateBF 4s linear infinite;
}

section.header div.header_top {
	/*background: rgba(0,0,0,0.2);*/
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
}

section.header div.header_top h1 {
    text-shadow: 0px -4px 5px var(--white);
	margin-top: 67vh;
	font-size: 3vh;
}

section.header div.header_top div.header_button a[b1] {
	padding: 2vh 0.5%;
	font-size: 85%;
	min-width: unset;
	width: 28%;
	max-width: 220px;
	margin: 10px 1%;
}