style.css

html {
  height: 100%;
}

footer {
  text-align: center;
}

.flex-container {
  padding: 0;
  margin: 0;
  list-style: none;

  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;

  -webkit-flex-flow: row wrap;
  flex-flow: row wrap;
  justify-content: space-around;
}

.flex-item {
  background: none;
  padding: 5px;
  width: 300px;
  height: 250px;
  margin-top: 10px;

  color: white;
}

.heading {
  line-height: 20px;

  font-weight: bold;
  font-size: 2em;
  text-align: center;
}

.content {
  text-align: left;
  line-height: 30px;
  font-size: 0.8em;
  font-weight: normal;
}

body {
  background: linear-gradient(#e66465, #9198e5);
  font-size: 16px;
  font-family: Tahoma, Geneva, sans-serif;
  color: #ffffff;
}

a {
  color: #ffffff;
}

a:hover {
  color: #3e3d3d;
}

#heading-content {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-bottom: 100px;
}

.container {
  padding-bottom: 50px;
  margin: 0 auto;
}

.image-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.vaidehi-logo-image {
  padding: 200px 0 60px 0;
  width: 550px;
}

@media screen and (max-width: 560px) {
  .container {
    width: 310px;
    margin: 0 auto;
  }

  .vaidehi-logo-image {
    max-width: 310px;
  }

  .heading {
    font-size: 1.5em;
  }
}