.logo-bg-blur {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    transform: translate(-50%, -50%);
    background-image: url('../img/bridge_logo_no_bg.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.09;
    filter: blur(10px);
    z-index: 0;
    pointer-events: none;
}

body > *:not(.logo-bg-blur) {
    position: relative;
    z-index: 1;
}