#header {
    top: 0;
    background-color: #fff;
}

#header ul li .link {
    color: #333;
}

#footer {
    height: auto;
}

#footer .footer_content {
    top: 40%;
    height: 60vh;
}

.contactBg {
    position: relative;
    margin-top: 80px;
    width: 100%;
    height: 400px;
}


.contactBg::after {
    content: "";
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: rgba(0, 0, 0, .2);
}

.contactBg img {
    display: block;
    width: 100%;
    height: inherit;
    object-fit: cover;
}

.contactBg span {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    color: #FFF;
    font-size: 40px;
    letter-spacing: 2px;
    text-align: center;
    font-weight: 700;
    z-index: 2;
    user-select: none;
}

.title {
    margin: 10px auto;
    width: 1100px;
    font-size: 26px;
    text-align: center;
}

.project-desc {
    margin: 10px auto;
    width: 1100px;
}