css

.banner-subtitle {
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.6);

    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    background-color: #fff6;
    border-radius: 8px;
    display: inline-block;
    padding: 8px;
    width: auto;
    max-width: max-content;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}