body {
    margin: 0;
}

body .grid-layout {
    display: grid;
    height: 100vh;
    position: relative;
    grid-template-columns: 280px auto;
    grid-template-rows: 80px min-content auto;
    grid-template-areas:
        "header header"
        "breadcrumb breadcrumb"
        "main main";
}

.header {
    grid-area: header;
    position: relative;
    display: flex;
    box-shadow: 0px 2px 12px 0px #0000001F;
}

.breadcrumb {
    grid-area: breadcrumb;
    position: relative;
    display: flex;
    padding: 16px 48px;
    align-items: center;
}

.main {
    grid-area: main;
    position: relative;
    overflow-x: auto;
}

.backdrop {
    grid-area: breadcrumb / main / main / main;
}

body .grid-layout .main > div {
    height: 100%;
}