.conatainer{
    width: 100%;
    height: 100%;
}

a {
  text-decoration: none;      
  color: inherit;              
}
.header{
    width: 100%;
    height: 85px;
    background-color: rgb(0, 0, 0);
}
.logo{   
    display: flex;
}
.shopname{
    height: 100%;
    font-size: 150%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: aliceblue;
}
.footer-black {
    width: 100%; 
    background-color: #000;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    font-size: 14px;
    display: flex;
    justify-content: center;
    float: left;
}

.footer-black a {
  color: #00bfff;
  text-decoration: none;
}

.footer-black a:hover {
  text-decoration: underline;
}

.footer-black p {
  margin: 5px 0;
}

.menu{
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: aliceblue;
    background-color: black;
}
.danhmuc{ 
    width: 180px;
    height: 100%;
    display: flex;
    align-items: center;
    float: left;
}
.danhmuc a{
    color: aliceblue;
    text-decoration: none;
}

.danhmuc :hover{
    transform: scale(1.2);
}

.Dcamera{
    width: 85px;
    height: 100%;
    display: flex;
    align-items: center;
    float: left;
    margin-left: 20px;
}
.Dcamera a{
    color: aliceblue;
    text-decoration: none;
}
.Dcamera :hover{
    transform: scale(1.2);
}

.Dcamfilm{
    width: 90px;
    height: 100%;
    display: flex;
    align-items: center;
    float: left;
    margin-left: 20px;
}
.Dcamfilm a{
    color: aliceblue;
    text-decoration: none;
}
.Dcamfilm :hover{
    transform: scale(1.2);
}

.Dlens{
    width: 40px;
    height: 100%;
    display: flex;
    align-items: center;
    float: left;
    margin-left: 20px;
}
.Dlens a{
    color: aliceblue;
    text-decoration: none;
}
.Dlens :hover{
    transform: scale(1.2);
}

.Dphukien{
    width: 80px;
    height: 100%;
    display: flex;
    align-items: center;
    float: left;
    margin-left: 20px;
}
.Dphukien a{
    color: aliceblue;
    text-decoration: none;
}
.Dphukien :hover{
    transform: scale(1.2);
}

.Dlab{
    width: 140px;
    height: 100%;
    display: flex;
    align-items: center;
    float: left;
    margin-left: 20px;
}
.Dlab a{
    color: aliceblue;
    text-decoration: none;
}
.Dlab :hover{
    transform: scale(1.2);
}
.Dabout{
    width: 90px;
    height: 100%;
    display: flex;
    align-items: center;
    float: left;
    margin-left: 20px;
}
.Dabout a{
    color: aliceblue;
    text-decoration: none;
}
.Dabout :hover{
    transform: scale(1.2);
}
/* left */
.left{
    padding-top: 15px;
    width: 17.9%;
    height: 100%;
 
    float: left;
}
/* items */
.items{
    padding-top: 15px;
    width: 64.2%;
    height: 100%;
    float: left;
}
.right{
    padding-top: 15px;
    width: 17.9%;
    height: 100%;
    float: left;
}
.product-card {
    border: 1px solid black;
    border-radius: 5%;
    width: 240px;
    height: 350px;
    float: left;
    margin: 10px;
    transition: transform 0.3s ease;
}
.product-card img {
    width: 100%;
    height: auto;
    border-radius: 10%;
}
.product-card p {
    font-family: Arial;
    text-align: center;
    font-size: 120%;
}
.product-card:hover {
    transform: scale(1.05);
}
.price {
    font-size: 180%;
    text-align: right;
    color: brown;
    margin-right: 10px;
}
.items1 {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0;
    padding: 0;
    margin: 0;
}

.items1 > div {
    width: 20%;
    margin: 0;
    padding: 0;
    float: none;
    box-sizing: border-box;
}

.items1 > div a {
    text-decoration: none;
    color: inherit;
}




/* ======= Mobile (<= 768px) ======= */
@media screen and (max-width: 768px) {
    .container {
        width: 100%;
        display: flex;
        flex-direction: column;
    }

    .menu {
        flex-wrap: wrap;
        height: auto;
        justify-content: center;
    }

    .menu > div {
        margin: 5px 10px;
    }

    .left, .right {
        display: none;
    }

    .items {
        width: 100%;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
    }

    .items1 {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .items1 > div {
        width: 90%;
        max-width: 300px;
        margin: 10px auto;
        float: none;
    }

    .footer-black {
        flex-direction: column;
        font-size: 12px;
        padding: 15px;
    }

    .banner img {
        width: 100%;
        height: auto;
    }

    .shopname {
        font-size: 120%;
        text-align: center;
        justify-content: center;
    }
}

/* ======= Tablet (769px - 1024px) ======= */
@media screen and (min-width: 769px) and (max-width: 1024px) {
    .container {
        width: 100%;
    }

    .left, .right {
        display: none;
    }

    .items {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        padding: 0;
    }

    .items1 {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .items1 > div {
        width: 45%;
        max-width: 300px;
        margin: 10px;
        float: none;
    }

    .menu {
        flex-wrap: wrap;
        height: auto;
        justify-content: center;
    }

    .menu > div {
        margin: 5px 10px;
    }

    .shopname {
        font-size: 140%;
        justify-content: center;
    }

    .footer-black {
        flex-direction: column;
        font-size: 13px;
        padding: 15px;
    }

    .banner img {
        width: 100%;
        height: auto;
    }
}