body {
    padding: 0px;
    margin: 0px;
}

#grid-menu {
    height: 100vh;
    display: grid;
    grid-template-columns: 25% 75%;
    grid-template-rows: 80px 1fr;
    grid-template-areas:
        "header header"
        "aside main";
}

header {
    grid-area: header;
    display: flex;
    padding: 0px 48px;
    justify-content: space-between;
    align-items: center;
}

aside {
    grid-area: aside;
    padding: 48px;
}

main {
    grid-area: main;
    padding: 48px;
}