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HTML

              
                <body>
  <div class="reveal">
    <img alt="Answer" class="pic" src="https://i.imgur.com/RFxr4Qc.png">
    <h2>What was the first</h2>
    <h1>National Park?</h1>
    <h3>Yellowstone</h3>
    <p class="footer">(hover to reveal)</p>
  </div>
</body>
              
            
!

CSS

              
                @import url("https://fonts.googleapis.com/css2?family=Poppins:[email protected];600&display=swap");

* {
  padding: 0;
  margin: 0;
  outline: none;
  font-family: "Poppins", sans-serif;
  text-transform: uppercase;
}
body {
  height: 100vh;
  width: 100vw;
  display: flex;
  flex-flow: column;
  justify-content: center;
  align-items: center;
  background-color: #121212;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100%25' height='100%25' viewBox='0 0 1600 800'%3E%3Cg %3E%3Cpath fill='%23171717' d='M486 705.8c-109.3-21.8-223.4-32.2-335.3-19.4C99.5 692.1 49 703 0 719.8V800h843.8c-115.9-33.2-230.8-68.1-347.6-92.2C492.8 707.1 489.4 706.5 486 705.8z'/%3E%3Cpath fill='%231c1c1c' d='M1600 0H0v719.8c49-16.8 99.5-27.8 150.7-33.5c111.9-12.7 226-2.4 335.3 19.4c3.4 0.7 6.8 1.4 10.2 2c116.8 24 231.7 59 347.6 92.2H1600V0z'/%3E%3Cpath fill='%23212121' d='M478.4 581c3.2 0.8 6.4 1.7 9.5 2.5c196.2 52.5 388.7 133.5 593.5 176.6c174.2 36.6 349.5 29.2 518.6-10.2V0H0v574.9c52.3-17.6 106.5-27.7 161.1-30.9C268.4 537.4 375.7 554.2 478.4 581z'/%3E%3Cpath fill='%23262626' d='M0 0v429.4c55.6-18.4 113.5-27.3 171.4-27.7c102.8-0.8 203.2 22.7 299.3 54.5c3 1 5.9 2 8.9 3c183.6 62 365.7 146.1 562.4 192.1c186.7 43.7 376.3 34.4 557.9-12.6V0H0z'/%3E%3Cpath fill='%232b2b2b' d='M181.8 259.4c98.2 6 191.9 35.2 281.3 72.1c2.8 1.1 5.5 2.3 8.3 3.4c171 71.6 342.7 158.5 531.3 207.7c198.8 51.8 403.4 40.8 597.3-14.8V0H0v283.2C59 263.6 120.6 255.7 181.8 259.4z'/%3E%3Cpath fill='%232e2e2e' d='M1600 0H0v136.3c62.3-20.9 127.7-27.5 192.2-19.2c93.6 12.1 180.5 47.7 263.3 89.6c2.6 1.3 5.1 2.6 7.7 3.9c158.4 81.1 319.7 170.9 500.3 223.2c210.5 61 430.8 49 636.6-16.6V0z'/%3E%3Cpath fill='%23313131' d='M454.9 86.3C600.7 177 751.6 269.3 924.1 325c208.6 67.4 431.3 60.8 637.9-5.3c12.8-4.1 25.4-8.4 38.1-12.9V0H288.1c56 21.3 108.7 50.6 159.7 82C450.2 83.4 452.5 84.9 454.9 86.3z'/%3E%3Cpath fill='%23353535' d='M1600 0H498c118.1 85.8 243.5 164.5 386.8 216.2c191.8 69.2 400 74.7 595 21.1c40.8-11.2 81.1-25.2 120.3-41.7V0z'/%3E%3Cpath fill='%23383838' d='M1397.5 154.8c47.2-10.6 93.6-25.3 138.6-43.8c21.7-8.9 43-18.8 63.9-29.5V0H643.4c62.9 41.7 129.7 78.2 202.1 107.4C1020.4 178.1 1214.2 196.1 1397.5 154.8z'/%3E%3Cpath fill='%233b3b3b' d='M1315.3 72.4c75.3-12.6 148.9-37.1 216.8-72.4h-723C966.8 71 1144.7 101 1315.3 72.4z'/%3E%3C/g%3E%3C/svg%3E");
  background-attachment: fixed;
  background-size: cover;
}

.reveal {
  display: flex;
  flex-flow: column;
  justify-content: center;
  align-items: center;
  z-index: 1;
  background-color: #fff;
  height: 450px;
  width: 650px;
  border: 4px solid #1e1e1e;
  border-radius: 40px;
  box-shadow: 1px 1px 20px #222;
  cursor: pointer;
  transition: all 0.6s cubic-bezier(0.745, 0.11, 0.35, 0.845); /* custom */
  transition-timing-function: cubic-bezier(
    0.745,
    0.11,
    0.35,
    0.845
  ); /* custom */
}

.reveal:hover {
  background-color: #000;
  border: 4px solid #3d3d3d;
}
.pic {
  position: absolute;
  height: 450px;
  width: 650px;
  object-fit: cover;
  z-index: 10;
  border-radius: 40px;
}

h1 {
  color: #000;
  font-size: 55px;
  font-weight: 600;
  line-height: 55px;
}

h2 {
  margin-top: auto;
  color: #000;
  z-index: 5;
  font-size: 25px;
  font-weight: 500;
}

h3 {
  color: #fff;
  z-index: 5;
  font-size: 30px;
}

.footer {
  font-size: 20px;
  margin-top: auto;
  padding-bottom: 15px;
}

              
            
!

JS

              
                
              
            
!
999px

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