.container-card {
    position: relative;
}

.image-card {
    display: block;
    width: 100%;
}

.image-reward-card {
    display: block;
    width: 100%;
    height: 200px;
}

.image-card-shop {
    display: block;
    width: 70%;
}

.article-card {
    display: block;
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.overlay {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100%;
    opacity: 0;
    transition: .4s ease;
    background-color: #BD7E28;
}

.container-card:hover .overlay {
    opacity: 0.7;
}

.text-card {
    color: white;
    font-size: 20px;
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    text-align: center;
}

h2#linkback a:hover{
    text-decoration:underline;
}