.social-icons {
    display: flex;
    margin-bottom: 30px;
}

.social-icons>a {
    cursor: pointer;
    margin-right: 12px;
}

.social-icons>a>div {
    position: relative;
    width: 24px;
    height: 24px;
    overflow: hidden;
}

.social-icons>a>div::before {
    position: absolute;
    top: -24px;
    content: '';
    width: 24px;
    height: 24px;
    background-size: contain;
    border-radius: 10%;
    transition: all .2s;
    opacity: 0.9;
}

.social-icons>a>div::after {
    position: absolute;
    top: 0px;
    content: '';
    width: 24px;
    height: 24px;
    background-size: contain;
    border-radius: 10%;
    transition: all .2s;
    opacity: 0.6;
}

.social-icons>a:hover>div::before {
    top: 0px;
}

.social-icons>a:hover>div::after {
    top: 24px;
}

.social-icons>#fb>div::after {
    background-image: url("../images/facebook-b.png");

}

.social-icons>#tw>div::after {
    background-image: url("../images/twitter-b.png");
}

.social-icons>#me>div::after {
    background-image: url("../images/medium-b.png");
}

.social-icons>#tg>div::after {
    background-image: url("../images/telegram-b.png");
}

.social-icons>#wc>div::after {
    background-image: url("../images/wechat-b.png");
}

.social-icons>#WB>div::after {
    background-image: url("../images/wb-f.png");
}

.social-icons>#li>div::after {
    background-image: url("../images/linkedin-b.png");
}

.social-icons>#fb>div::before {
    background-image: url("../images/facebook-f.png");

}

.social-icons>#tw>div::before {
    background-image: url("../images/twitter-f.png");
}

.social-icons>#me>div::before {
    background-image: url("../images/medium-f.png");
}

.social-icons>#tg>div::before {
    background-image: url("../images/telegram-f.png");
}

.social-icons>#wc>div::before {
    background-image: url("../images/wechat-f.png");
}

.social-icons>#WB>div::before {
    background-image: url("../images/111.png");
}

.social-icons>#li>div::before {
    background-image: url("../images/linkedin-f.png");
}

a#wc {
    position: relative;
}

a#wc:hover>.wechat-qr-code {
    display: inherit;
}

.wechat-qr-code {
    position: absolute;
    left: 48px;
    top: 0;
    width: 200px;
    height: 200px;
    box-shadow: 0 2px 8px 0 rgba(0, 0, 0, .4);
    display: none;
}