.main .headre{
    background-image: url(../images/solar.jpg);
    background-position: 0% -500px;
}
.inputfile{
    width: 0.1px;
    height: 0.1px;
    opacity: 0;
    overflow-x: hidden;
    position: absolute;
    z-index: -1;
}
.inputfile + label{
    cursor: pointer;
    width: 100%;
    padding: 25px;
}
.inputfile:checked + label, .inpufile + label:hover{
    background-color: rgb(134, 187, 233);
}
@media only screen and (max-width: 768px) {
    .main .headre{
        background-position: initial;
    }
}