body {
    background-image: url("img/background_end_chest.jpg");
    background-repeat: no-repeat;
    background-size: 100%;
}
.container {
    display: grid;
    column-gap: 15px;
    row-gap: 15px;
    grid-template-columns:repeat(9, 1fr);
    grid-template-rows: auto 1fr 1fr 1fr 1fr;
    height: 800px;
    grid-template-areas:
            "nav nav nav nav nav nav nav nav nav"
            "header header header header header header header header header"
            ". . . enderman ender_dragon shulker . . .";
}
header{
    grid-area: header;
    text-align: center;
    font-size: 50px;
}
nav {
    grid-area: nav;
}
.borders{
    border: groove black 10px;
    background-color: gray;
}
#enderman{
    grid-area: enderman;
    align-items: center;
    align-content: center;
    text-align: center;
}
#ender_dragon{
    grid-area: ender_dragon;
    align-items: center;
    align-content: center;
    text-align: center;
}
#shulker{
    grid-area: shulker;
    align-items: center;
    align-content: center;
    text-align: center;
}