.grzx_contact_main1_left li a{
    width: 132px;}
.contact-banner{
    width: 100%;
    height: 500px;
}
.nav li>a{
    padding: 0;
}



.grzx_contact_main1_left{
    padding-top: 20px;
}
.grzx_contact_main1_left h5{
    padding-bottom: 20px;
}
.grzx_contact_main1 .grzx_contact_main2{
    height: 705px;
}
.grzx_contact_main1_right {
    height: 100%;
}
.grzx_contact_main1_left ul{
    margin-top: 20px;
}