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

h1,
p {
    text-align: center;
    align-content: center;
}

.container {
    height: 100vh;
    display: flex;
    background-color: rgb(200, 200, 200);
}

/* ---------------------------------------------------------------- */

#div1,
#div2 {
    height: 100px;
    width: 100px;

    margin: auto;
    padding: 100px;

    border: 2px dotted black;

    letter-spacing: 5px;
    line-height: 25px;
    text-align: center;
    align-content: center;

    transition-property: all;
    transition-duration: 1s;
    transition-timing-function: ease;
    transition-delay: 0s;
}

/* ---------------------------------------------------------------- */

#div1:hover {
    border-radius: 50%;
}

#div2:hover {
    border-radius: 0;
}

/* ---------------------------------------------------------------- */

#div1 {
    background-color: #82b74b;
}

#div2 {
    background-color: #f7786b;
    border-radius: 50%;
}