.merch-wrapper{
    font-size:0;
    width:100%;
    max-width: calc(100% - 8vw);
    margin:5vw auto;
}

.merch-item{
    display:inline-block;
    vertical-align: top;
    padding-right: 2%;
    width:23.5%;
    margin-bottom: 30px;
}
.merch-item:nth-child(4n){
    padding-right: 0;
}
@media only screen and (max-width:1023px){
    .merch-item {
        display: inline-block;
        vertical-align: top;
        padding-right: 2%;
        width: 32%;
        margin-bottom: 30px;
    }
    .merch-item:nth-child(3n){
        padding-right: 0;
    }
    .merch-item:nth-child(4n){
        padding-right: 2%;
    }
}