.divem3{ 
     bottom: 731.5px; 
     left: 570px; 
     width: 200px; 
     height: 200px; 
     position: relative; 
     border-radius: 10px; 
 }  
 .divem3:hover img{ 
     transform: scale(1.1); 
     -webkit-filter: grayscale(100%) blur(2px); 
     filter: grayscale(100%) blur(2px) ; 
 } 
 .divem3:hover p{ 
     opacity: 1; 
 } 
 .pst{ 
     position: absolute; 
     text-align: center; 
     top: 50%; 
     left: 50%; 
     transform: translate(-50%,-50%); 
     color: #fff; 
     font-size: 1.75em ; 
     opacity: 0; 
     transition: all 0.3s; 
     font: bolder; 
 } 
 .music1{ 
     height: 100%; 
     position: absolute; 
     transition: all 0.3s; 
 }

 <div class="divem3"class="divem3:hover img"class="divem3:hover p"> 
 	<img src=""class="music1"> 
   <p class="pst" >دو قطبی<br><br>آرمین رابر</p> 
 </div>