.research_platform {
    width: 100%;
    height: 253px;
    background: url(/images/material_design_banner.png?v=0.1) no-repeat;
    background-size: 100% 100%;
    margin: 0 auto;
    text-align: center;
}
.research_platform h2 {
    width: 90%;
    color: #fff;
    font-size: 24px;
    font-weight: normal;
    letter-spacing: 1px;
    line-height: 40px;
    margin: 0 auto;
    padding-top: 40px;
}
.research_platform p {
    color: #fff;
    font-size: 18px;
    padding-top: 30px;
    letter-spacing: 1px;
}
.hui-header{z-index:9999999;}