body {
    width: 100%;
    min-height: 100vh;
    background-color: hsl(218, 23%, 16%);
    display: flex;
    justify-content: center;
    align-items: center;
}
main {
    background-color: hsl(217, 19%, 24%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    max-width: 500px;
    text-align: center;
    padding: 40px 40px 60px 40px;
    position: relative;
    border-radius: 13px;
}
main .title {
    color: hsl(150, 100%, 66%);
    font-size: 14px;
    margin-bottom: 25px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 4px;
}
main .advice {
    color: hsl(193, 38%, 86%);
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 35px;
}
main #btn {
    cursor: pointer;
    align-self: center;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 18px;
    border-radius: 100%;
    border: none;
    position: absolute;
    bottom: -8%;
    background-color: hsl(150, 100%, 66%);
    transition: 0.3s ease-in;
}
main #btn:hover {
    box-shadow: 0px 0px 35px hsl(150, 100%, 66%);
}