*{
    margin:0;
    padding: 0;
    box-sizing: border-box;
}

body{
    font-family: "Inter", sans-serif;
    display:flex;
    flex-wrap: wrap;
    height:100svh;
    width: 100%;
    overflow: hidden;
}

body::after{
    content:'';
    position: absolute;
    left:50%;
    top:0;
    transform: translateX(-50%);
    height: 100%;
    width: .5px;
    background:linear-gradient(transparent, gold, transparent);
    opacity: .5;
}

body::before{
    content:'';
    position: absolute;
    left:0;
    top:50%;
    width: 100%;
    height: 1px;
    background:linear-gradient(90deg, transparent, gold, transparent);
    opacity: .5;
    display: block;
    z-index: 9;
}

.part{
    width: 50%;
    height: 50svh;
    background-color: #000;
    position: relative;
}

.back_part{
    object-fit: cover;
    width: 100%;
    height: 100%;
    filter:brightness(35%);
    transition:.4s ease;
}

.inside_part{
    position: absolute;
    top:50%;
    left:50%;
    transform: translate(-50%, -50%);
}

.logo_1{
    width:220px;
}

.logo_2{
    width:250px;
}

.logo_3{
    width:230px;
}

.logo_4{
    width:220px;
}

.part:hover .back_part{
    filter: brightness(50%);
}

@media(max-width:810px){
    .logo_1{
        width:150px;
    }

    .logo_2{
        width:170px
    }

    .logo_3{
        width:160px;
    }

    .logo_4{
        width:145px;
    }
}