.top-block {
    height: 400px;
}

.top-block h1, .top-block h2, .top-block h3, .top-block h4 {
    text-transform: uppercase;
    font-weight: bold;
}

.content-block {
    background-color: #5C90F5;
    color: white;
    padding-left: 80px;
    padding-top: 30px;
}
.photo-block {
    background-image: url("/static/img/top-block/grayscale-2.a24340956ded.jpeg");
    background-position-y: center;
    background-size: cover;
    opacity: 0.7;

    animation: move-background-top-to-bottom 150s linear infinite;
}

@keyframes move-background-top-to-bottom {
   0% {
       background-position-y: center;
   }
   25% {
       background-position-y: 20%;
   }
   75% {
       background-position-y: 80%;
   }
   100% {
       background-position-y: center;
   }
}