.about_2_box{
    width: 100%;
    padding-top: calc(6px + 5rem);
    padding-bottom: calc(3px + 3rem);
}
.about_2{
    max-width: 1440px;
    width: 85%;
    margin: auto;
}

.tec_box{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  row-gap: calc(20px + 2rem);
  margin-top: calc(20px + 3rem);
}
.tec_item{
    width: 48.6111%;
height: calc(66px + 30rem);
background: #F7F8FC;
border-radius: calc(10px + 0.5rem);
border-radius: calc(10px + 0.5rem) calc(10px + 0.5rem) 0 0;
}
.tec_item_pic{
    width: 100%;
    height: calc(60px + 20rem);
    border-radius: calc(10px + 0.5rem);
}
.tec_item_pic img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.tec_item .p1{
font-family: Roboto_Regular;
font-weight: 400;
font-size: calc(4px + 1rem);
color: #000000;
line-height: calc(10px + 1.5rem);
letter-spacing: 1px;
padding: 0 calc(5px + 2rem);
margin-top: calc(9px + 1.5rem);
}
.tec_item .p2{
font-family: Roboto_Regular;
font-weight: 300;
font-size: calc(8px + 0.5rem);
color: #333333;
line-height: calc(10px + 1.5rem);
text-align: justify;
padding: 0 calc(5px + 2rem);
margin-top: calc(6px + 0.5rem);
}

.manufacturing{
    max-width: 1640px;
    width: 85%;
    margin: auto;
 margin-top: calc(77px + 5rem);
}
.manufacturing_list{
    display: flex;
    justify-content: space-between;
    margin-top: calc(9px + 2rem);
}
.manufacturing_item{
    width: 32.1951%;
    height: calc(20px + 15rem);
    border-radius: calc(10px + 0.5rem);
}
.manufacturing_item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(10px + 0.5rem);
}
.position_box {
    display: none;
}
@media screen and (max-width: 1100px){
    .position_box {
        display: block;
    }
    .tec_item{
        width: 100%;
        height: calc(66px + 65rem);
    }
    .tec_item .p1{
        font-size: calc(12px + 1rem);
        line-height: 1.5;
    }
    .tec_item .p2 {
        font-size: calc(10px + 1rem);
        line-height: 1.5;
    }
    .tec_item_pic {
     
        height: calc(60px + 35rem);
       
    }
    .manufacturing_list{
        flex-wrap: wrap;
        row-gap: calc(10px + 1rem);
    }
    .manufacturing_item{
        width: 100%;
        height: calc(20px + 43rem);
    }
}