estilo.css

body{
    font-family: Arial, Helvetica, sans-serif;
    background-color: transparent;
}

.logo{
    display: block;
    height: 96px;
    width: 96px;
    margin: 40px auto;
    margin-bottom: 20px;
}

h3{
    font-size: 20px;
    margin-top: 0px auto;
    color: rgb(179, 177, 177);
    text-align: center;
}

.boton{
    background-color: #4f7cfe;
    margin: 0px auto;
    margin-bottom: 16px;
    padding: 0;
    text-align: center;
    max-width: 700px;
    width: auto;
    height: 58px;
    line-height: 58px;
    transition: all 300ms;    
}

.boton:hover{
    background-color: white;
    border: 3px solid #4f7cfe;
}

.boton a{
    color: white;
    text-decoration: none;
    font-weight: bold;
}

.boton:hover a{
    color: #4f7cfe;
}