*{
    padding:0;
    margin:0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
    background-color:#313131;

}
.back{
    align-items:left;
    position:absolute;
    top: 0;
    left: 30px;
     
}
.portfolio{
    width: 100%;
    height: 100vh;
    padding:10px;
    background-color:transparent;
    display: flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    position:absolute;
    margin-top: 50px;
}
.portfolio h2{
    font-size: 40px;
    color:#fff;
    font-weight: 600;
    text-align: center;
    margin-bottom: 20px;
}
.portfolio h3{
    font-size: 20px;
    color:#fff;
    text-align: center;
    margin-bottom: 2px;
    position:relative;
    font-weight: 600;
}


.portfolio .portfolio-container{
    width:100%;
    height:100vh;
    display: flex;
    flex-wrap: wrap;
    justify-content:center;
    align-items:center;
    position:relative;

}
.portfolio .portfolio-container .portfolio-item{
    width: 400px;
    height:350px;
    margin: 5px;
    overflow: hidden;
    position:relative;
    border-radius: 20px;
    box-shadow: 0 2px 2px rgba(0,0,0,0.2);
    padding:10px;
    display: flex;
    flex-wrap:wrap;
    flex-direction:column;
    align-items: center;

}
.portfolio .portfolio-container .portfolio-item img{
    width:230px;
    height: 230px;
    object-fit:fill;
    transition: 0.5s;
    border-radius: 20px;

}
.portfolio .portfolio-container .portfolio-item a{
    text-decoration: none;
    color:#fff;
    font-size: 16px;
    border: 2px solid #fff;
    padding: 10px 10px;
    border-radius: 50px;
    margin-top: 2px;
    transition: 0.5s;
    position: relative;
}
.portfolio .portfolio-container .portfolio-item a:hover{
    background-color: #fff;
    color:#000;
}

.portfolio .portfolio-container .portfolio-item img:hover{
    transform: scale(1.1);
}
@media(min-aspect-ratio: 16/9)   {
    .back-video{
        display: none;
    }
}
@media(max-aspect-ratio: 16/9) {
    .back-video{
      display:none;
    }

}
@media(max-width:480px){
.portfolio
   {
    background:pink;
   }
   .portfolio .portfolio-container{
    background: #000;
   }

}