.help-block{
    color: hotpink;
}

.preview > a > img{
    max-width: 100px;
}



.playpause {
    background-image:url(<?= Url::to('@frontUrl/img/buttonplay.png'); ?>);
    background-repeat:no-repeat;
    width:50%;
    height:50%;
    position:absolute;
    left:0%;
    right:0%;
    top:0%;
    bottom:0%;
    margin:auto;
    background-size:contain;
    background-position: center;
}


/* The Overlay (background) */
.overlay {
    /* Height & width depends on how you want to reveal the overlay (see JS below) */   
    height: 100%;
    width: 0;
    position: fixed; /* Stay in place */
    z-index: 1035; /* Sit on top */
    left: 0;
    top: 0;
    background-color: #f1f4f6; /* Black fallback color */
    /*background-color: rgba(0,0,0, 0.9); /* Black w/opacity */
    overflow-x: auto; /* Disable horizontal scroll */
    transition: 0.5s; /* 0.5 second transition effect to slide in or slide down the overlay (height or width, depending on reveal) */
}

/* Position the content inside the overlay */
.overlay-content {
    position: relative;
    top: 25%; /* 25% from the top */
    width: 100%; /* 100% width */
    text-align: center; /* Centered text/links */
    margin-top: 30px; /* 30px top margin to avoid conflict with the close button on smaller screens */
}

/* Position the close button (top right corner) */
.overlay .closebtn {
    position: absolute;
    top: 0px;
    right: 10px;
    font-size: 30px;
    padding: 0;
    margin: 0;
    z-index: 999;
}

/* When the height of the screen is less than 450 pixels, change the font-size of the links and position the close button again, so they don't overlap */
@media screen and (max-height: 450px) {
    .overlay a {font-size: 20px}
    .overlay .closebtn {
        font-size: 40px;
        top: 15px;
        right: 35px;
    }
}