body{
    background: linear-gradient(to bottom, #bff4ff,#0091ff,#001962);
    color: white;
    text-shadow: 
    -1px -1px 0 black,
     1px -1px 0 black,
    -1px  1px 0 black,
     1px  1px 0 black;
}

.picture-container{
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 10px;
}
.picture-container img
{
    width: 400px;
    height: 400px;
    object-fit: cover;
    border-radius: 10px;   
}