.tm-back-1 .uk-position-cover {
background-image: radial-gradient(#c20016 0.6px, #fff 0.6px);
background-size: 10px 10px;   
}
.tm-back-1 .uk-position-cover::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, white 0%, transparent 100%);
    pointer-events: none;
}