*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: sans-serif;
}

body{
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #881af1;
}

h1{
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 10%;
    color: whitesmoke;
    text-decoration: underline;
}

.container{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    max-width: 420px;
}

.activity{
    background-color: rgb(214,214,214);
    box-shadow: 0 0 2px rgb(151,151,151);
    margin: 5px;
    height: 35px;
    width: 35px;
    transition: 3s ease;
    overflow: hidden;
    border-radius: 2px;
}

.activity:hover{
    transition-duration: 0s;
    overflow: hidden;
}