.video_tutorial {
    background: linear-gradient(#5100a8, #3e0082);
    color: white;
    width: 491px;
    margin: 10px auto;
    border-radius: 25px;
    font-family: arial;
    font-size: 17pt;
    display: block;
    font-weight: bold;
    text-decoration: none;
    padding: 7px 20px;
    text-align: center;
}
.video_tutorial span {
    display: inline-block;
    vertical-align: middle;
    margin-right: 10px;
}
.video_tutorial img {
    display: inline-block;
    vertical-align: middle;
    margin-left: 5px;
}
.video_tutorial:hover {
    background: linear-gradient(#3e0082, #5100a8);
    transition: 0.3s;
}
@media (max-width: 768px) {
    .video_tutorial {
        font-size: 13pt;
        padding: 5px 10px;
        max-width: 400px;
        width: 100%;
    }
    .video_tutorial span {
        margin-right: 0;
    }
    .video_tutorial img {
        height: 25px;
    }
}
@media (max-width: 374px) {
    .video_tutorial img {
        display: none;
    }
}