*{
    margin: 0;
    box-sizing: border-box;
    line-height: 2;
    /* font-family: 'Caveat', cursive; */
    /* font-family: 'Caveat Brush', cursive; */
    /* font-family: 'Concert One', cursive; */
    /* font-family: 'Lobster', cursive; */
    /* font-family: 'Rancho', cursive; */
    /* font-family: 'Rokkitt', serif; */
    /* font-family: 'Ubuntu', sans-serif; */
    font-family: 'Montserat', sans-serif;
}
*::-webkit-scrollbar {
    overflow: hidden;
    width: 7px;
}
*::-webkit-scrollbar-track {
    background: rgb(255, 255, 255);
}  
*::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.666);
    border-radius: 20px;
}
body{
    width: 100%;
    height: 100%;
}
a {
    text-decoration: none;
}
li{
    list-style-type: none;
}

/* header's css */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1% 1%;
    background-color: #00000078;
    /* box-shadow: 0 5px 15px rgba(0, 0, 0, 0.25); */
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    width: 100%;
}

header > nav > ul.nav-links > li > a {
    color: white;
}
  
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    width: 250px; 
    /* height: ; */
    display: flex;
    justify-content: center;  
}
.logo > a > img {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 10%;
}
  
.nav-links {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 50%;
    padding: 0;
}
  
.nav-links li {
    margin-left: 8%;
}
  
.nav-links a {
    font-size: 1.1em;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #333333;
    text-decoration: none;
}
  
.burger {
    display: none;
    cursor: pointer;
}
  
.burger div {
    width: 25px;
    height: 3px;
    background-color: #ffffff;
    margin: 5px;
    transition: all 0.3s ease;    
    border-radius: 25px;
}
.feedback{
    display: flex;
    flex-direction: column;
}
.feedback>a{
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
}
.feedback>a>img{
    width: 24px;
    height: 24px;
}
.feedback>a:hover{
    color: aqua;
}
.nav-links li a:hover {
    color: aquamarine;
}

/* body */
.our_product{
    margin-top: 7%;
    width: 100%;
    display: flex;
    flex-direction: column;
}
.product_title{
    margin: 2% 60% 2% 3%;
    
    /* border: 5px solid transparent;
    border-image: linear-gradient(to left top,#ff0000 10%,  transparent 30%, transparent 70%, #3300ff 90%);
    border-image-slice: 1; */
    
    padding: 2%;
    display: inline-block;
}
.product_title > span {
    color: black;
    font-size: 2rem;
    font-weight: bolder;
}
.product_items{    
    margin: 3% 3%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2%;
}
.item1, .item2, .item3, .item4, .item5, .item6, .item7, .item8, .item9{
    background-color: rgb(255, 255, 255);
    position: relative;
    border: 3px solid #fff;
    border-radius: 15px;
    overflow: hidden;
    transition: .3s ease-in;
}
.item1 > a > img,
.item2 > a > img,
.item3 > a > img,
.item4 > a > img,
.item5 > a > img,
.item6 > a > img,
.item7 > a > img, 
.item8 > a > img,
.item9 > a > img{
    width: 100%;
    height: 100%;
    display: block;
}
.description{
    box-shadow: inset 0px -200px 144px -200px rgba(0,0,0,1);
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
}
.description > p {
    font-size: 1.2rem;
    text-transform: uppercase;
    color: #ececff;
    padding: 5%;
}
.item1:hover, .item2:hover, .item3:hover, .item4:hover, .item5:hover, .item6:hover, .item7:hover, .item8:hover, .item9:hover{
    border: 3px solid #ff0000;
    border-radius: 15px;
    overflow: hidden;
    transition: .3s ease-in;
}
/* footer css */

footer {
    width: 100%;
    padding: 5% 3%;
    background-color: #2b2b2b;
    color: white;
    background-image: url(/img/footer_bg.png);
    font-size: 1.5rem;
}
footer ul {
    padding: 0;
}
.helping_class_footer{
    margin: 0 3%;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 5%;
    justify-content: center;
}
.main_container_footer_item1{
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.main_container_footer_item1>a>img{
    width: 200px;
    height: 100px;
}
.main_container_footer_item2>ul>li>a,
.main_container_footer_item3>ul>li>a,
.main_container_footer_item4>ul>li>a,
.main_container_footer_item5>a {
    color: #fff;
}
.main_container_footer_item2>ul>li>a:hover,
.main_container_footer_item3>ul>li>a:hover,
.main_container_footer_item4>ul>li>a:hover{
    color: aqua;
}
.main_container_footer_item4>ul>li{
    display: flex;
    flex-direction: column;
    padding: 0 0 10% 0;
}
.main_container_footer_item4{
    font-size: 1.3rem;
}
.main_container_footer_item5>a>p:hover{
    color: aqua;
}
.main_container_footer_item5{
    text-align: center;
}
.main_container_footer_item5 > a > img {
    width: 165px;
    height: 165px;
}

/* adaptive design */
@media (min-width: 1920px) {
    /* header */
    .logo {
        width: 400px;
        margin: 0;
    }
    .nav-links a {
        font-size: 1.5em;
    }
    .feedback a {
        font-size: 2rem;
    }
    .feedback img {
        width: 24px;
        height: 24px;
    }

    /* body */
    .our_product{
        margin-top: 10%;
    }
    /* footer */
    footer{
        font-size: 2rem;
    }
    .main_container_footer_item1>a>img{
        width: 300px;
        height: 150px;
    }
    .main_container_footer_item4{
        font-size: 2rem;
    }
    .main_container_footer_item5 > a > img {
        width: 230px;
        height: 230px;
    }

}

@media (min-width: 1440px) and (max-width:1919px){
    .feedback>a {
        font-size: 1.3rem;
    }
    .feedback>a>img {
        width: 16px;
        height: 16px;
    }
    .our_product{
        margin-top: 10%;
    }
}

@media (min-width: 1280px) and (max-width: 1440px){
    .feedback>a {
        font-size: 1.2rem;
    }
    .feedback>a>img {
        width: 12px;
        height: 12px;
    }
    .our_product{
        margin-top: 10%;
    }
    /* footer */
    .helping_class_footer,
    .main_container_footer_item4{
        font-size: 1rem;
    }
}

@media (min-width: 1024px) and (max-width: 1280px){
    /* header */
    body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 90vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .feedback>a {
        font-size: 1.2rem;
    }
    .feedback>a>img {
        width: 12px;
        height: 12px;
    }
    /* body */
    .our_product{
        margin-top: 10%;
    }
    /* footer */
    .footer{
        line-height: 1.5;
    }
    .helping_class_footer{
        font-size: 1.2rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 100px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        padding: 0 0 3% 0;
    }
    
    .main_container_footer_item5{
        display: none;
    }
}

@media (min-width: 992px) and (max-width: 1024px){
    /* header */
    body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 90vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .feedback>a {
        font-size: 1.2rem;
    }
    .feedback>a>img {
        width: 12px;
        height: 12px;
    }
    /* body */
    .our_product{
        margin-top: 10%;
    }
    /* footer */
    .footer{
        line-height: 1.5;
    }
    .helping_class_footer{
        font-size: 1.2rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 100px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        padding: 0 0 3% 0;
    }
    
    .main_container_footer_item5{
        display: none;
    }
}

@media (min-width: 768px) and (max-width: 992px){   
    /* header */
    body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 90vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .feedback>a {
        font-size: 1.2rem;
    }
    .feedback>a>img {
        width: 12px;
        height: 12px;
    }

    /* body */
    
    .our_product{
        margin-top: 15%;
    }
    .product_title > span {
        font-size: 1.5rem;
    }
    .description > p {
        font-size: 1rem;
    }

    /* footer */
    .helping_class_footer{
        font-size: 1.2rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 90px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        padding: 0 0 2% 0;
    }
    .main_container_footer_item4>ul>li>a,
    .main_container_footer_item4>ul>li>span{
        line-height: 1.5;
    }
    
    .main_container_footer_item5{
        display: none;
    }
}

@media (min-width: 576px) and (max-width: 768px){
    /* header */
    body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 90vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .feedback>a {
        font-size: 1.2rem;
    }
    .feedback>a>img {
        width: 12px;
        height: 12px;
    }

    /* body */
    .our_product{
        margin-top: 20%;
    }
    .product_title > h2 {
        font-size: 1.2rem;
    }
    .description > p {
        font-size: .7rem;
    }
    /* footer */
    .footer{
        line-height: 1.5;
    }
    .helping_class_footer{
        font-size: 1.2rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
        margin-bottom: 10%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 100px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        padding: 0 0 2% 0;
    }
    
    .main_container_footer_item5{
        display: none;
    }
}

@media (min-width: 425px) and (max-width: 576px){
    /* header */
    body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 92vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .logo{
        width: 200px;
        margin: 0;
    }
    .feedback>a {
        font-size: 0.7rem;
    }
    .feedback>a>img {
        width: 8px;
        height: 8px;
    }

    /* body */
    .our_product{
        margin-top: 20%;
    }
    .product_title{
        margin: 2% 50% 2% 3%;
    }
    .product_title > h2 {
        font-size: 1rem;
    }
    .description > p {
        font-size: .6rem;
    }
    /* footer */
    .footer{
        line-height: 1.3;
    }
    .helping_class_footer{
        font-size: 1rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
        margin-bottom: 10%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 100px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        font-size: 1rem;
    }

    .main_container_footer_item4>ul>li:nth-child(3){
        padding-bottom: 25px;
    }
    
    .main_container_footer_item5{
        display: none;
    }
}

@media (min-width: 375px) and (max-width: 425px){
    /* header */
    body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 92vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .logo{
        width: 180px;
        margin: 0;
    }
    .feedback>a {
        font-size: 0.6rem;
    }
    .feedback>a>img {
        width: 8px;
        height: 8px;
    }

    /* body */
    .our_product{
        margin-top: 20%;
    }
    .product_title{
        margin: 2% 50% 2% 3%;
    }
    .product_title > h2 {
        font-size: 1rem;
    }
    .description > p {
        font-size: .6rem;
    }
    /* footer */
    .footer{
        line-height: 1.3;
    }
    .helping_class_footer{
        font-size: 1rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
        margin-bottom: 10%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 100px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        font-size: 1rem;
    }

    .main_container_footer_item4>ul>li:nth-child(3){
        padding-bottom: 25px;
    }
    
    .main_container_footer_item5{
        display: none;
    }
    #map{
        height: 500px;
    }
}

@media (min-width: 321px) and (max-width: 375px){
    
    /* header */
    body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 93vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .logo{
        width: 130px;
        margin: 0;
    }
    .feedback>a {
        font-size: 0.6rem;
    }
    .feedback>a>img {
        width: 8px;
        height: 8px;
    }

    /* body */
    .our_product{
        margin-top: 20%;
    }
    .product_title{
        margin: 2% 50% 2% 3%;
    }
    .product_title > h2 {
        font-size: .8rem;
    }
    .description > p {
        font-size: .4rem;
    }
    /* footer */
    .footer{
        background-size: 100vh;
        background-image: url(/img/footer_bg.png);
        line-height: 1.3;
    }
    .helping_class_footer{
        font-size: 1rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
        margin-bottom: 10%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 100px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        font-size: 1rem;
    }

    .main_container_footer_item4>ul>li:nth-child(3){
        padding-bottom: 25px;
    }
    
    .main_container_footer_item5{
        display: none;
    }
}

@media (max-width: 320px) {
     /* header */
     body {
        overflow-x: hidden;
    }
    header {
        background-color: #00000078;
    }
    header.active {
        /* background-image: url(/img/footer_bg.png); */
        background-color: rgb(24, 23, 23);
        /* background: linear-gradient(#ff2200, #2600ff);; */
        transition: opacity 5s ease-in-out;
        position: fixed;
    }
      
    .nav-links {
        display: block;
        position: absolute;
        left: 0;
        height: 93vh;
        top: 100%;
        background-image: url(/img/footer_bg.png);
        /* background-color: #000000; */
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease-in;
    }
      
    .nav-links li {
        opacity: 1;
    }
      
    .burger {
        display: block;
        margin-right: 15%;
        order: -1;
    }
    
    .nav-active {
        transform: translateX(0%);
    }
    
    /* .line1-active {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .line2-active {
        opacity: 0;
    }
    
    .line3-active {
        transform: rotate(-45deg) translate(5px, -6px);
    } */
    .logo{
        width: 130px;
        margin: 0;
    }
    .feedback>a {
        font-size: 0.6rem;
    }
    .feedback>a>img {
        width: 8px;
        height: 8px;
    }

    /* body */
    .our_product{
        margin-top: 20%;
    }
    .product_title{
        margin: 2% 50% 2% 3%;
    }
    .product_title > h2 {
        font-size: .8rem;
    }
    .description > p {
        font-size: .4rem;
    }
    /* footer */
    .footer{
        background-size: 100vh;
        background-image: url(/img/footer_bg.png);
        line-height: 1.3;
    }
    .helping_class_footer{
        font-size: 1rem;
        margin: 0 3%;
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        gap: 1.4%;
        margin-bottom: 10%;
    }
    .main_container_footer_item1{
        display: flex;
        flex-direction: column;
        padding: 0;
    }
    .main_container_footer_item1>a>img{
        width: 200px;
        height: 100px;
    }
    /* .main_container_footer_item1>a{
        display: flex;
        justify-content: start;
    } */
    .main_container_footer_item4>ul>li{
        display: flex;
        flex-direction: column;
        font-size: 1rem;
    }

    .main_container_footer_item4>ul>li:nth-child(3){
        padding-bottom: 25px;
    }
    
    .main_container_footer_item5{
        display: none;
    }
}