.qrtl-youtube-item{
margin-top: 40px;
}   
.qrtl-channel-button-wrapp{
padding-top: 40px;
text-align: center;
}
.qrtl-youtube-item__thumbnail{
position: relative;
margin-bottom: 20px;
display: block;
}
.qrtl-youtube-item__thumbnail::before{
content: '';
background: #000;
opacity: .4;
width: 100%;
height: 100%;
display: block;
position: absolute;
top: 0; left: 0;
z-index: 1;
transition: .5s;
}
.qrtl-youtube-item__thumbnail:hover::before{
opacity: 0;
}
.qrtl-youtube-item__thumbnail img{
width: 100%;
height: auto;
}
.qrtl-youtube-feeds-play{
width: 60px;
height: 60px;
padding: 10px;
border-radius: 60px;
background: #000;
position: absolute;
top: 50%;
left: 50%;
margin-top: -25px;
margin-left: -30px;
z-index: 2;
}
.qrtl-youtube-feeds-play img{
filter: invert(1);
}