body{
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: #111;
}
ul{
    position: relative;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    border: 3px solid #000;
    border-radius: 10px;
    padding: 20px 0;
    overflow: hidden;
    box-sizing: border-box;
    width: 240px;
    background: linear-gradient(0deg,#000,#0c0c0c);
}
ul::before{
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, .05);
    bottom: -50%;
    pointer-events: none;
    z-index: 1;
}
ul li{
    position: relative;
    list-style: none;
    text-align: center;
    margin: 15px;
}
ul li label{
    position: relative;
}
ul li label input[type="checkbox"]{
    position: absolute;
    opacity: 0;
    cursor: pointer;
}
ul li label .icon-box{
    width: 60px;
    height: 60px;
    background: #101010;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 3px solid #000;
    border-radius: 10px;
    transition: 0.5s;
}
ul li label .icon-box .fa{
    font-size: 30px;
    color: #222;
    transition: 0.5s;
}
ul li label input[type="checkbox"]:checked ~ .icon-box{
    background: #000;
    border: 3px solid #fff;
    box-shadow: 0 0 10px rgba(33, 156, 243, 0.5),
    0 0 20px rgba(33, 156, 243, 0.5),
    0 0 30px rgba(33, 156, 243, 0.5),
    inset 0 0 10px rgba(33, 156, 243, 1);
}
ul li label input[type="checkbox"]:checked ~ .icon-box .fa{
    color: #fff;
    text-shadow: 0 0 10px rgba(33, 156, 243, 1),
    0 0 10px rgba(33, 156, 243, 1);
}