html * {
	box-sizing: border-box;
}
:root {
	--1: #000000;
	--2: #eeddaa;
	--3: #124567
}
body {
	font-family: "Avenir next", system-ui, sans-serif;
	font-size: 100%;
	line-height: 135%;
    background-color: var(--1);
	color:var(--2);
    background-image: linear-gradient(#0008,#0008), url("img1.jpg");
}

a {color:var(--1);}

header{
	color: var(--3);
	background-color: var(--2); 
    margin:;
    padding:;
    min-height:30vh;
    display: flex;
    flex-direction: column;
    justify-content:center;
    align-items:center;


}

h1{
	line-height:1em;
    text-align: center;
}