.footer_box {
    width: 100%;
}

.footer {
    max-width: 1400px;
    width: 85%;
    margin: auto;
    padding-top: calc(20px + 4rem);
    padding-bottom: calc(2px + 4rem);
    display: flex;
    justify-content: space-between;
    border-bottom: 1px #E5E5E5 solid;
}

.footer_text_title {
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-size: calc(2px + 1rem);
    color: #242424;
    line-height: 1;
}

.footer_nav {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(6px + 1rem);
    margin-top: calc(3px + 1.5rem);
}

.footer_nav p {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: calc(6px + 0.5rem);
    color: #565656;
    line-height: 1;
}

.phone {
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-size: calc(6px + 1.5rem);
    color: #242424;
    line-height: 1;
    margin-top: calc(8px + 1rem);
}

.code_pic {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: calc(1px + 1rem);
    margin-top: calc(1px + 2rem);
}

.code_pic img {
    width: calc(47px + 5rem);
}

.code_pic p {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: calc(6px + 0.5rem);
    color: #666666;
    line-height: 1;
    text-align: center;
    margin-top: calc(1px + 0.1rem);
}

.copyright_box {
    width: 100%;
    padding: calc(9px + 1rem) 0;
}

.copyright {
    max-width: 1400px;
    width: 85%;
    margin: auto;
    display: flex;
    justify-content: space-between;
}

.copyright p {
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: calc(6px + 0.5rem);
    color: #666666;
    line-height: 1;
}
@media (max-width: 1100px){
    .footer{
        flex-wrap: wrap;
        row-gap: calc(20px + 2rem);
      }
      .footer_text_box {
        width: 48%;
      }
      .footer_text_title{
        font-size: calc(12px + 1rem);
      }
      .footer_nav p {
        font-size: calc(10px + 1rem);
      }    
      .code_pic img {
        width: calc(47px + 15rem);
    }
    .code_pic p{
        font-size: calc(10px + 1rem);
    }

    .copyright{
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        gap: calc(10px + 1rem);
    }
    .copyright p{
        font-size: calc(9px + 1rem);
        text-align: center;

line-height: 1.5;    }
}