.plan-box {
    height: 50px;
    font-size: 20px;
    font-weight: bold;
    padding-top: 10px;
    border-radius: 10px;
    cursor: pointer;
}

.plan-box:hover {
    background-color: #F8F8FF;
}

.tutorial-content {
    padding-top: 10px;
    border: lightgray solid thin;
    margin-bottom: 20px;
    border-radius: 5px;
}

.tutorial-head {
    font-size: 22px;
}

.image-tutorial {
    width: 600px;
    height: 400px;
    -webkit-filter: drop-shadow(2px 3px 5px rgba(0, 0, 0, 0.5));
    -ms-filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#444')";
    filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#444')";
}

.image-tutorial2 {
    width: 800px;
    height: 400px;
    -webkit-filter: drop-shadow(2px 3px 5px rgba(0, 0, 0, 0.5));
    -ms-filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#444')";
    filter: "progid:DXImageTransform.Microsoft.Dropshadow(OffX=12, OffY=12, Color='#444')";
}

@media screen and (max-width: 768px) {
    .image-tutorial {
        width: 250px;
        height: 150px;
    }
    .image-tutorial2 {
        width: 250px;
        height: 150px;
    }
    .tutorial-head {
        font-size: 18px;
    }
    .plan-box {
        height: 50px;
        font-size: 12px;
        padding-top: 13px;
    }
}