.pannel {
    margin-left: 5%;
}

.dragon_tip1 {
    font-size: large;
}

.dragon_tip2 {
    font-size: xx-large;
    color: #ff5353;
}

.dragon {
    margin: 0;
    padding: 0;
    text-decoration: none;
    /*position: absolute;*/
    /*left: 50%;*/
    /*top: 50%;*/
    /*transform: translate(-50%, -50%);*/
    font-size: 24px;
    background: linear-gradient(90deg, #03a9f4, #f441a5, #ffeb3b, #03a9f4);
    background-size: 400%;
    width: 200px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    color: #fff;
    text-transform: uppercase;
    border-radius: 50px;
    z-index: 1;
}

.dragon::before {

    content: "";
    position: absolute;
    left: -5px;
    right: -5px;
    top: -5px;
    bottom: -5px;
    background: linear-gradient(90deg, #03a9f4, #f441a5, #ffeb3b, #03a9f4);
    background-size: 400%;
    border-radius: 50px;
    filter: blur(20px);
    z-index: -1;
}

.dragon:hover::before {
    animation: sun 8s linear infinite;
}

.dragon:hover {
    animation: sun 8s linear infinite;
}

@keyframes sun {
    100% {
        background-position: -400% 0;
    }
}