@keyframes stretch{
    from{
        width: 0px;
        left: 0;
    }
    to{
        width: 400px;
        left: -450px;
    }
}

@keyframes show_text{
    from{
        opacity: 0;
    }
    to{
        opacity: 1;
    }
}

.more_content{
    position: fixed;
    top: 250px;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.QQ,.WeChat,.phone{
    position: relative;
    width: 75px;
    height: 75px;    
    margin-bottom: 3px;
    right: 0;
}

.QQ>.after{
    background: rgb(72,139,199);
}

.phone>.after{
    background: rgb(251,176,31);
}

.QQ>.after,
.phone>.after{
    position: absolute;
    top:0;
    left: 0;
    display: block;
    width: 0px;
    height: 75px;
    z-index: -1;
    color: #fff;
    margin-left: 120px;
    line-height: 75px;
    font-size: 32px;
}

.WeChat>.after{
    position: absolute;
    width: 150px;
    height: 150px;
    left: -160px;
    top: -30px;
    opacity: 0;
    display: none;
}

.icon{
    display: flex;
    align-content: center;
    justify-content: center;
    flex-wrap: wrap;
    width: 75px;
    height: 75px;
    cursor: pointer;
}

.icon>span{
    color: #fff;
}

.icon>svg{
    height: 50px;
    width: 75px;
}

.QQ,.QQ>.icon{
    background: rgb(72,139,199);
}

.WeChat,.WeChat>.icon{
    background: rgb(120,195,64);
}

.phone,.phone>.icon{
    background: rgb(251,176,31);
}

.QQ:hover .after,
.phone:hover .after{
    animation: stretch 1s forwards;
}

.QQ:hover .after > span,
.phone:hover .after > span{
    animation: show_text 3s forwards;
}

.WeChat .icon:hover + .after{
    display: block;
    animation: show_text 0.5s forwards;
}

.after > span{
    margin-left: 15px;
    opacity: 0;
}

@media screen and (max-width: 1100px) {
    .more_content{
        display: none;
    }
}