.bg {
    background: url(https://opensz.oss-cn-beijing.aliyuncs.com/aceer2023/img/bg.jpg) 0px 0px;
    min-height: 600px;
}
.features {
    padding: 5px 0;
}



.footer-top-grid h3 {
    background: #9FC703;
    padding: 1em;
    font-size: 17px;
    color: #fff;
    margin: 0;
    box-shadow: -4px 4px 1px #555;
    -webkit-box-shadow: -4px 4px 1px #555;
    -moz-box-shadow: -4px 4px 1px #555;
    -o-box-shadow: -4px 4px 1px #555;
    -ms-box-shadow: -4px 4px 1px #555;
    
}

.border-box {
    background: #fff;
    margin: 10px 0 0 0;
    border: 1px solid rgb(234,234,234);
    padding: 10px;
    border-radius: 5px;
    position: relative;
    z-index: 3;
}