#sama-preview #sama-about .sama-collage {
    position: relative;
    isolation: isolate;
}

#sama-preview #sama-about .sama-collage::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 155%;
    height: 155%;
    transform: translate(-50%, -50%);
    background: url("/assets/sama/images/about-decoration.png")
        center / contain no-repeat;
    pointer-events: none;
    z-index: -1;
}

@media (max-width: 600px) {
    #sama-preview #sama-about .sama-collage::before {
        width: 135%;
        height: 145%;
    }
}