body{
  width: 100%;
  font-family: 'Montserrat', sans-serif;
  background-image: url(bgblackfriday.jpg);
  margin: 0;
}


#countdown ul{
  display:flex;
  background: #ff61e4;
  justify-content: space-evenly;
  list-style: none;
  font-size: 24px;
  height: 50px;
  margin: 0;
}

#countdown li{
  font-size: 30px;
  color: #fff;
  font-weight: 800;
  padding-top: 5px;
}

.maincontent{
  display: flex;
  justify-content: space-evenly;
  margin-top: 20px;
}

.end{
  text-align: center;
}

.end img{
  width: 500px;
}


@media only screen and (max-width: 720px) {
  .maincontent {
    display: block;
  }

  .leftcontent img{
    width: 100%;
  }

  #countdown ul{
    padding:0
  }

  #countdown li{
    font-size: 16px;
    padding-top: 12px;
  }

  .end img {
    width: 100%;
  }
}