.activity-item {
    position: relative;
    width: 40%;
    margin: 10px 1% 40px 1%;
    flex: 0 0 auto;
    height: 300px;
}

    .activity-item img {
        width: 100%;
        height: 100%;
    }

    .activity-item p {
        position: absolute;
        bottom: 0;
        padding: 10px;
        color: #fff;
        font-weight: 600;
    }

    .activity-item label {
        position: absolute;
        top: 5px;
        right: 20px;
        color: #fff;
        font-weight: 900;
        background-color: rgba(100, 100, 100, 0.5);
    }

@media only screen and (max-width: 515px) {
    .activity-item {
        width: 80%;
    }

        .activity-item p {
            font-size: 17px;
            font-weight: 700;
        }
}