.logo {
    width: 100%;
    height: 100%;
    max-width: 7em ;
    padding: 0.2em;
    box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
    margin: 1em;
    z-index: 2;
    position: relative;
}

.participants {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
}