.copy-to-clipboard {
    font-size: 20px;
    display: inline-block;
    margin-left: 8px;
    color: #FFFFFF;
    background-color: #3498db;
    border-radius: 50%; 
    width: 40px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    cursor: pointer;
    box-shadow: 0 2px 5px 0 rgba(0, 0, 0, 0.26);
    transition: background-color 0.3s, box-shadow 0.3s, transform 0.3s;
}

.copy-to-clipboard:hover {
    color: #FFFFFF;
    background-color: #2980b9;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.4);
}

.copy-to-clipboard:active {
    color: #FFFFFF;
    background-color: #2471a3;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.2);
    transform: scale(0.9); 
}

.snackbar {
    visibility: hidden;
    min-width: 250px;
    margin-left: -125px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 2px;
    padding: 16px;
    position: fixed;
    z-index: 1;
    left: 50%;
    bottom: 30px;
    font-size: 17px;

}
.snackbar.show {
    visibility: visible;
    -webkit-animation: fadein 0.5s, fadeout 0.5s 2.5s;
    animation: fadein 0.5s, fadeout 0.5s 2.5s;
}

.qtcp_toast {
    display: none;
    min-width: 250px;
    margin-left: -125px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 2px;
    padding: 16px;
    position: fixed;
    z-index: 1;
    right: 30px;
    bottom: 30px;
    font-size: 17px;
}
.single_tips_box h3 {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}