.popup {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #181818;
    width: 650px;
    height: 500px;
    padding: 30px;
    z-index: 9999;
    overflow: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: #555555 #333333;
    box-shadow:  10px 10px 40px #0d0d0d,
                -10px -10px 40px #111111;
    border-radius: 10px;
    border: 1px solid #2d2d2d;
}

.popup-content {
    color: #ffffff;
    font-size: 20px;
}

.close {
    color: #ffffff;
    position: absolute;
    top: 10px;
    right: 20px;
    cursor: pointer;
    font-size: 40px;
    padding: 15px;
}

.small {
    color: #9a9a9a;
}

.smaller {
    color: #6b6b6b;
    font-size: smaller;
}

.copyBox h4 {
    font-size: 18px;
    line-height: 1px;
}
.copyBox p {
    color: #c2c2c2;
    border-radius: 15px;
    font-size: 16px;
    background: #303030;
    padding: 12px;
    cursor: pointer;
    margin: 0;
}

.dnt-center {
    position: fixed;
    left: 50%;
    bottom: 20px;
    transform: translateX(-50%);
}

.mobile-btn {
    display: none;
    opacity: 100%;
    width: 150px;
    text-align: center;
    background: linear-gradient(145deg, #1c1c1c, #282828);
    color: #ffffff;
    border: 1px solid #333333;
    border-radius: 5px;
    padding: 10px;
    font-family: 'Satoshi', sans-serif;
    font-size: 21px;
}

/* mobile */
@media screen and (max-width: 630px) {
    .popup {
        width: 100%;
        height: 100%;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        border-radius: 0;
        margin-top: 30px;
        box-shadow: none;
        border: none;
        text-align: center;
    }

    .mobile-btn {
        display: block;
        margin-bottom: 100px;
    }
    
    .copyBox {
      flex: 1 0 100%;
      margin-bottom: 30px;
    }
    
    .copyBox p {
        border-radius: 15px;
        font-size: 16px;
        padding: 12px;
        cursor: pointer;
    }
    
    .close {
        display: none;
    }
    .popup-content {
        max-height: calc(100vh - 200px);
        overflow-y: auto;
        overflow-x: hidden;
    }
}