.post-tile {
    height: 100px;
    background-color: rgb(20 58 119 / 0.45);
    background-size: cover;
    background-position: center;
    width: 100%;
    position: relative;
    padding-top: 75%;
    display: block;
    margin-bottom: 25px;
    
}

.post-title{

position: absolute;

top: 50%;

left: 50%;

transform: translateX(-50%) translateY(-50%);

font-weight: bold;

font-size: 2.2em;

/* opacity: 0; */

color: #fff;

}


.overlay {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100%;
    width: 100%;
    opacity: .7;
    transition: .5s ease;
    background-color: #000000;
}


.post-tile:hover .overlay {
    opacity: .9;
    cursor:pointer;
}

.back-to-blog:hover{
    text-decoration: none;
    font-weight: bold;

}