body
{
    overflow-x: hidden;
    background-image: url(../img/bg.jpg);
    background-size:cover;
    background-repeat: no-repeat;
}
.main
{
    background-color: rgba(255, 255, 255, 0.7);
    margin: 120px auto;
    box-shadow: 5px 9px 100px ;
}
img
{
    padding: 30px;
}