#myimg1 a div {
background: url(../images/common/shouye.png) 0 0 no-repeat;
background-size: cover;
}
#myimg1:hover a div {
background: url(../images/common/shouye-1.png) 0 0 no-repeat;
background-size: cover;
}
#myimg2 a div {
background: url(../images/common/pinpai.png) 0 0 no-repeat;
background-size: cover;
}
#myimg2:hover a div,
#myimg2-hover a div {
background: url(../images/common/pinpai-1.png) 0 0 no-repeat;
background-size: cover;
}
#myimg3 a div {
background: url(../images/common/tese.png) 0 0 no-repeat;
background-size: cover;
}
#myimg3:hover a div,
#myimg3-hover a div {
background: url(../images/common/tese-1.png) 0 0 no-repeat;
background-size: cover;
}
#myimg4 a div {
background: url(../images/common/shengchan.png) 0 0 no-repeat;
background-size: cover;
}
#myimg4:hover a div,
#myimg4-hover a div {
background: url(../images/common/shengchan-1.png) 0 0 no-repeat;
background-size: cover;
}
#myimg5 a div {
background: url(../images/common/zhaoshang.png) 0 0 no-repeat;
background-size: cover;
}
#myimg5:hover a div,
#myimg5-hover a div {
background: url(../images/common/zhaoshang-1.png) 0 0 no-repeat;
background-size: cover;
}
#myimg6 a div {
background: url(../images/common/qixia.png) 0 0 no-repeat;
background-size: cover;
}
#myimg6:hover a div,
#myimg6-hover a div {
background: url(../images/common/qixia-1.png) 0 0 no-repeat;
background-size: cover;
}
#myimg7 a div {
background: url(../images/common/lianxi.png) 0 0 no-repeat;
background-size: cover;
}
#myimg7:hover a div,
#myimg7-hover a div {
background: url(../images/common/lianxi-1.png) 0 0 no-repeat;
background-size: cover;
}