.box {
    padding: 20px;
    border: solid silver 1px;
    transition: all 0.2s ease;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    background: white;
}

.box:hover {
    abackground: rgba(0,255,0,0.02);
    padding: 5px;
    background: orange;
}

h1 {
    text-align: center;
}