.project {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.project li a {
    display: block;
    width: 100%;
    height: 100%;
    padding: 10px 15px;
    text-decoration: none;
    color: inherit;
}
.project li {
    width: 40vw;
    padding: 0px;
}
.project :nth-child(1){
    z-index: 1004;
}
.project :nth-child(2){
    z-index: 1003;
}
.project :nth-child(3){
    z-index: 1002;
}