style.css

:root {
  --bg-color: #103140;
  --main-color: #FCDA3D;
  --seco-color: #2DAD90;
  --tert-color: #C4D5DE;
  --quart-color: #FFFFFF;
}

html {
  height: 100%;
  width: 100%;
  background-color: var(--bg-color);
  color: white;
}

body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  font-family: "Lexend", sans-serif;
  position: relative; 
}

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

.introcard, .card {
  width: 823px;
  height: 375px;
  top: 146px;
  position: absolute;
  background: white;
  border-radius: 20px;
}

.highlight {
  width: 327px;
  height: 63px;
  top: 333px;
  position: absolute;
  opacity: 0.5;
  background: #fcda3d;
}

.highlight-text {
  top: 270px;
  position: absolute;
  text-align: center;
  color: black;
  font-size: 50px;
  font-weight: 700;
  word-wrap: break-word;
}

.choosefile, .upload-pdf {
  text-align: center;
  font-size: 25px;
  font-weight: 600;
  word-wrap: break-word;
}
.choosefile {
  color:black;
}
.upload-pdf {
  color:white;
}

.upload {
  margin-top: 550px;
}

.upload-form {
  display: flex;
  flex-direction: row;
}

.backgroundViewPDF {
  width: 1280px; 
  height: 832px; 
  position: relative; 
  background: #103140
}

input[type=file] {
  border: none;
  padding: 15px 30px;
  text-decoration: none;
  margin: 4px 2px;
  cursor: pointer;
  background-color: var(--tert-color);
  border-radius: 50px;
}

input[type=submit] {
  border: none;
  padding: 15px 30px;
  text-decoration: none;
  margin: 4px 2px;
  cursor: pointer;
  background-color: #2dad90;
  border-radius: 50px;

}

table, th, td {
  border: 1px solid  grey;
  tr:nth-child(even) {background-color: #f2f2f2;}
  text-align:center
}

table {
  width: 50%;
}