.footer {
  padding: 20px 20px;
  background-color: #f6f6f6;
}
.footer_inner {
  max-width: 1280px;
  margin: 0 auto;
}
.footer_main_content {
  display: flex;
  justify-content: space-between;
  padding-bottom: 20px;
}
.footer_left_content {
  height: 80px;
}
.footer_left_content_logo {
  display: flex;
}
.footer_left_content_logo img{
  width: 80px;
  height: 80px;
}
.footer_logo_text {
  font-size: 20px;
  padding-left: 15px;
  margin: 0 auto;
  text-align: center;
  line-height:  80px;
}
.footer_right_content {
  max-width: 600px;
}
.footer_nav {
  display: flex;
  padding: 28px 0;
}
.footer_nav_item {
  list-style: none;
  margin-left: 40px;
  
}
.copyright {
  border-top: 1px solid #1e1e1e;
  padding-top: 20px;
  text-align: center;
}

@media (max-width: 767px) { 
  .footer_main_content {
    display: block;
    margin: 0 auto;
    padding-bottom: 0;
  }
  .footer_left_content {
    height: 60px;
    width: 400px;
    margin: 0 auto 40px;
  }
  .footer_left_content_logo img{
    height: 60px;
    width: 60px;
    margin: 0 auto;
    display: block;
  }
  .footer_left_content_logo {
    display: block;
  }
  .footer_logo_text {
    line-height: 50px;
  }
  .footer_right_content {
    max-width: 500px;
    margin: 0 auto;
  }
  .footer_nav {
    padding: 40px 0;
    margin: 0 auto; 
  }
  
}
@media (max-width: 500px) { 
  .footer_nav {
    display: block;
  }
  .footer_nav_item {
    text-align: center;
    margin-left: 0;
    font-size: 16px;
  }
  .footer_nav_item:not(:nth-child(1)) {
    margin-top: 20px;
  }
  .footer_left_content {
    height: 60px;
    width: 300px;
    margin: 0 auto 40px;
  }
}