header {
    width: 100%;

    overflow: hidden;
}
header > * {
    width: 100%;
}

.header {
    height: 150px;

    position: relative;

    overflow: hidden;

    display: flex;
    justify-content: center;
    align-items: center;
}
.header .header-background-image {
    height: 140%;

    z-index: 1;

    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
}