body{
    background-image: url('../images/bg_all.jpg');
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-attachment: fixed;
    font: 300 1em/1.8 'microsoft Yahei', '宋体', 'Arial';
    font-size: 13px;
}
.h4_fix{
    font-weight: bold;
}
.main_header_8 {
    background: #ffffff url( 'https://assetshici.edupk.cn/assets/images/foot_bg.jpg' ) no-repeat 50% 0;
    background-size: 100% auto;
    background-position: bottom;
}
.f-left {
    position: fixed;
    bottom: 10px;
    left: 10px;
    width: 197px;
    height: 193px;
    background: url('https://assetshici.edupk.cn/assets/images/body-left.png') no-repeat 0 100%;
}
.f-right {
    position: fixed;
    bottom: 10px;
    right: 10px;
    width: 210px;
    height: 242px;
    background: url('https://assetshici.edupk.cn/assets/images/body-right.png') no-repeat 100% 100%;
}

.main_header_1 {
    background-color: rgba( 255,255,255,0.7 );
}