.play-button{width:80px;height:80px;border:2px solid #fff;text-align:center;margin:0 auto;position:absolute;top:50%;left:50%;margin-top:-40px;margin-left:-40px;z-index:4;border-radius:50%;transition:all .3s ease;-webkit-transition:all .3s ease;-moz-transition:all .3s ease;cursor:pointer}.play-button:before{position:absolute;top:50%;margin-top:-8px;left:50%;margin-left:-5px;content:'';width:0;height:0;border-style:solid;border-width:7px 0 7px 14px;border-color:transparent transparent transparent #fff}.play-button:hover{transform:scale(0.95);-webkit-transform:scale(0.95)}.play-button.dark{border-color:#292929}.play-button.dark:before{border-color:transparent transparent transparent #292929}@media all and (max-width:767px){.play-button{width:65px;height:65px;margin-top:-32px}.play-button:before{position:absolute;top:50%;margin-top:-9px;margin-left:-8px;content:'';width:0;height:0;border-style:solid;border-width:10px 0 10px 20px;border-color:transparent transparent transparent #fff}}.play-button.large{height:120px;width:120px;margin-top:-60px;margin-left:-60px}.play-button.large:before{margin-top:-18px;margin-left:-10px;content:'';width:0;height:0;border-style:solid;border-width:20px 0 20px 31px;border-color:transparent transparent transparent #fff}