.normal-button-explosion {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: transparent;
    border: none;
    cursor: pointer;
    color: black;
    font-size: 1.1em;
    user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
}

.normal-button-explosion:hover{
    text-decoration: underline;
}