html {
  min-height: 100%;
  background-image: url(../img/background.png);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
}

.logo{
  width: 400px;
  height: 150px;
  background-image: url(../img/cardiopic-logo.png);
  position: relative;
  margin-left: auto;
  margin-right: auto;
  margin-top: 15%;
}

.texto{
  position: relative;
  width: 400px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 50px;
  color: #fff;
  font-size: medium;
  text-align: center;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
}

.texto a{
    color: #fff;
}

.text a:hover a:visited{
  color: #fff;
}