#single-product .desc-hide {
    display:none;
}

#single-product .desc-show {
    display:block;
}
<<<<<<< HEAD
=======

.desc-detail {
    float : left;
    width : 80%;
}

.desc-picture {
    width : 20%;
}
>>>>>>> fab94f0f8c880b35671ba5156d191dfb66b84f8d