.m_nav{
    width: 100%;
    height: 60px;
    background: #333333;
    position: relative;
    top:0;
    left: 0;
    z-index: 10;
}
.m_nav .nav_logo{
    width: 186px;
    height: 100%;
    float: left;
}
.m_nav .nav_logo img{
	width: 100%;
	height: 90%;
}
.m_nav .nav_list li{
    line-height: 60px;
    margin-left: 60px;
    font-size: 16px;
}
.m_nav .nav_list li a{
    color: #fff;
}