.left_img{
            width: 100%;
            margin-bottom: 5%;
            margin-top: 5%;
            border-radius: 10px;
            box-shadow: -3px 4px 4px grey;
        }
        .bulb{
            box-shadow: -2px 2px 4px grey;
        }
        .bulb ul{
            padding-left: 25px;
            margin-top: 10px;
        }