.portfolio {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: repeat(8, 1fr);
    color: white;
    column-gap: 10px;
    row-gap: 10px;
    margin: 10% 15%;
    font-size: 2em;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
div> div{
    padding: 10px;
}

.div1 { grid-area: 1 / 1 / 2 / 2; }
.div2 { grid-area: 1 / 2 / 2 / 3; }
.div3 { grid-area: 1 / 3 / 2 / 4; }
.div4 { grid-area: 2 / 2 / 4 / 4; }
.div5 { grid-area: 2 / 5 / 3 / 6; }
.div6 { grid-area: 3 / 5 / 4 / 6; }
.div7 { grid-area: 3 / 4 / 4 / 5; }
.div8 { grid-area: 4 / 4 / 6 / 6; }
.div9 { grid-area: 4 / 2 / 5 / 3; }
.div10 { grid-area: 4 / 3 / 5 / 4; }
.div11 { grid-area: 5 / 2 / 6 / 3; }
.div12 { grid-area: 5 / 3 / 6 / 4; }
.div13 { grid-area: 6 / 2 / 7 / 3; }
.div14 { grid-area: 6 / 3 / 8 / 5; }
.div15 { grid-area: 8 / 4 / 9 / 5; }
.div16 { grid-area: 6 / 5 / 7 / 6; }
.div17 { grid-area: 7 / 5 / 8 / 6; }
.div18 { grid-area: 6 / 6 / 7 / 7; }
.div14, .div15, .div16, .div17, .div18{
    background-color: #7A9F35;
}
.div1, .div2, .div3, .div4, .div10{
    background-color: #A33643;
}
.div9, .div11, .div12, .div13, .div8, .div7, .div6, .div5{
    background-color: #AA8C39;
}
div >div:hover{
    scale: 1.03;
    transition: 0.4s;
}
@media(max-width: 700px){
    .portfolio{
        display: grid;
        grid-template-columns: 1fr;
    }
}