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

/* CONTAINER */
#container {
    width: 960px;
    margin: auto;
    font-family: Tahoma, Geneva, sans-serif;
}

/* ================= HEADER ================= */
#header {
    height: 120px;
}

.logo {
    float: left;
}

.nav {
    float: right;
}

.nav ul {
    list-style: none;
    margin-top: 45px;
}

.nav ul li {
    display: inline-block;
    margin-left: 20px;
}

.nav ul li a {
    text-decoration: none;
    color: #000;
    font-weight: bold;
}

/* ================= SLIDER ================= */
#slider {
    width: 940px;
    margin: 10px;
}
#slider img {
    height: 220px;
    object-fit: cover;
}
/* ================= ASIDE (MENU TRÁI) ================= */
#aside {
    width: 220px;
    float: left;
}

/* TIÊU ĐỀ */
#aside h2 {
    font-size: 20px;
    color: #4f6f85;
    border-bottom: 2px solid #d9e1e8;
    padding-bottom: 5px;
    margin: 15px 0 10px 0;
}

/* DANH SÁCH */
#aside ul {
    list-style: none;
    border-top: 1px solid #e1e1e1;
    margin-bottom: 20px;
}

#aside ul li {
    border-bottom: 1px solid #e1e1e1;
}

#aside ul li a {
    display: block;
    padding: 8px 5px;
    text-decoration: none;
    color: #4f6f85;
    font-size: 14px;
}

#aside ul li a:hover {
    background: #f3f6f9;
    color: #000;
}

/* ================= CONTENT ================= */
#content {
    width: 720px;
    float: right;
}

/* ===== MẪU THIẾT KẾ MỚI ===== */
.mau_thiet_ke_moi {
    width: 720px;
    margin-top: 20px;
}

.san_pham {
    width: 220px;
    float: left;
    margin: 10px;
}

.san_pham img {
    width: 220px;
}

.san_pham h3 {
    font-size: 15px;
    color: #303131;
    margin: 8px 0;
}

.san_pham p {
    font-size: 12px;
    color: #787a7b;
    line-height: 22px;
}

/* ===== NỘI THẤT CAO CẤP ===== */
.noi_that_cao_cap {
    width: 720px;
    margin-top: 30px;
}

.sp_cao_cap {
    width: 220px;
    float: left;
    margin: 10px;
}

.sp_cao_cap img {
    width: 220px;
}

.sp_cao_cap h3 {
    color: #d23434;
    font-size: 18px;
    margin: 10px 0;
}

.sp_cao_cap p {
    font-size: 13px;
    color: #787a7b;
    line-height: 22px;
}

.sp_cao_cap .do {
    color: #d23434;
    font-weight: bold;
}

/* NÚT CHI TIẾT */
.sp_cao_cap a {
    display: block;
    width: 90px;
    margin: 15px auto 0 auto;
    text-align: center;
    background: #d23434;
    color: #fff;
    text-decoration: none;
    padding: 6px 0;
    font-size: 14px;
}

/* ================= FOOTER ================= */
#footer {
    background: #333;
    color: #fff;
    height: 90px;
    margin-top: 20px;
}

.dia_chi {
    float: left;
    padding: 10px;
    font-size: 13px;
}

.icon {
    float: right;
    padding: 30px 10px;
}

.icon img {
    margin-left: 10px;
}

/* CLEAR FLOAT */
.clear {
    clear: both;
}