body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: #000000;
}

ul {
    list-style: none;
}

li::after {
    content: "";
    display: block;
    height: 0px;
    transition: height 0.3s ease-in-out;
    pointer-events: none;
}

li:hover::after {
    height: 10px;
}

.example-2 {
    display: flex;
    justify-content: center;
    align-items: center;
}

.example-2 .icon-content {
    margin: 0 10px;
    position: relative;
}

.example-2 .icon-content .tooltip {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    color: #ffffff;
    padding: 6px 10px;
    border-radius: 5px;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    font-size: 14px;
    transition: all 0.3s ease;
}

.example-2 .icon-content:hover .tooltip {
    opacity: 1;
    visibility: visible;
    bottom: -40px;
}

.example-2 .icon-content a {
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    color: #4d4d4d;
    background-color: #ffffff;
    transition: all 0.3s ease-in-out;
}

.example-2 .icon-content a:hover {
    box-shadow: 3px 2px 45px 0px rgb(0 0 0 / 12%);
}

.example-2 .icon-content a svg {
    position: relative;
    z-index: 1;
    width: 30px;
    height: 30px;
}

.example-2 .icon-content a:hover {
    color: white;
}

.example-2 .icon-content a .filled {
    position: absolute;
    top: auto;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    background-color: #000000;
    transition: all 0.3s ease-in-out;
}

.example-2 .icon-content a:hover .filled {
    height: 100%;
}

.example-2 .icon-content a[data-social="spotify"] .filled,
.example-2 .icon-content a[data-social="spotify"]~.tooltip {
    background-color: #1db954;
}

.example-2 .icon-content a[data-social="pinterest"] .filled,
.example-2 .icon-content a[data-social="pinterest"]~.tooltip {
    background-color: #bd081c;
}

.example-2 .icon-content a[data-social="dribbble"] .filled,
.example-2 .icon-content a[data-social="dribbble"]~.tooltip {
    background-color: #ea4c89;
}

.example-2 .icon-content a[data-social="telegram"] .filled,
.example-2 .icon-content a[data-social="telegram"]~.tooltip {
    background-color: #0088cc;
}