button{
    outline: none;
    cursor: pointer;
    display: block;
    position: relative;
    top: 0;
    text-align: center;
    padding: 1em 2.5em;
    border: 1px solid #FFF;
    border-radius: 50%;
    color: #FFF;
    background-color: transparent;
    font-family: sans-serif;
    font-size: 16px;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: .1em;
    line-height: 1;
    transition: all .2s ease;
}

button:focus,
button:hover{
    box-shadow: 0px 5px #FFF;
    top: -5px;
}