/* ゴールド */
.gamingbtn-2 {
    padding: 15px 40px;
    border: none;
    outline: none;
    color: #fff;
    font-family: poppins, sans-serif;
    cursor: pointer;
    position: relative;
    z-index: 0;
    border-radius: 12px;
    font-size: 50;
}

.gamingbtn-2::after {
    content: "";
    z-index: -1;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 10px;
}

.gamingbtn-2::before {
    content: "";
    background: linear-gradient(45deg,#ffcc00, #ff9900, #ffcc00, #ff9900, #ffcc00, #ff9900, #ffcc00, #ff9900); /* 薄オレンジ オレンジ 薄オレンジ オレンジ 薄オレンジ オレンジ 薄オレンジ オレンジ */
    position: absolute;
    top: -2px;
    left: -2px;
    background-size: 600%;
    z-index: -1;
    border-radius: 10px;
    width: calc(100% + 4px);
    height: calc(100% + 4px);
    filter: blur(8px);
    /* アニメーション */
    animation: glowing 20s linear infinite;
    transition: opacity 0.3s ease-in-out;
    opacity: 0;
    border-radius: 10px;
}

@keyframes glowing {
    0% {
        background-position: 0 0;
    }
    50% {
        background-position: 400% 0;
    }
    100% {
        background-position: 0 0;
    }
}

/* hover */
.gamingbtn-2:hover::before {
    opacity: 1;
}
.gamingbtn-2:active::after {
    background: transparent;
}
.gamingbtn-2:active {
    color: #000;
    font-weight: 600;
}