.tracks {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;

}
.tracks .track {
    width: 100%;
    padding: 10px;
    margin-top: 15px;
}

.tracks img {
    max-width: 100%;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 10px; 
}

.tracks .track-title {
    margin-bottom: 10px;
    font-size: 24px;
    color: #1a3b6d;
    text-align: center;
}

.btn {
    font-size: 16px;
}

/*.btn:hover,*/
/*.btn:active,*/
/*.btn:visited {*/
/*    text-decoration: none; */
/*}*/

@media screen and (min-width: 768px) {
    .tracks .track {
        width: 50%;
        padding: 15px; 
    } 
    
}
@media screen and (min-width: 960px) {
    .tracks .track {
        width: 33.33%;
    } 
    
}