style.css

body
{
    font-family: 'Times New Roman', Times, serif;
    text-align: center ;
    background-color: darkgrey;
    font-weight: bold;
}

a{
    color: white;
    background-color: black;
    text-decoration: none;
    font-weight: normal;
    padding: 10px;
    display: flex;
    justify-content: start;
    border-radius: 2mm;
}

a:hover, input[type="button"]:hover
{
    color: turquoise;
}

#container{
    border-radius: 5px;
    padding: 20px;
}

img{
    border-radius: 100px;
    margin-left: auto;
    margin-right: auto;
    max-width:75%;
    box-shadow: 0 4px 8px 0 rgba(56, 55, 55, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}

.col25
{
  float: left;
  display: flex;
  justify-content: flex-end;
  width: 49%;
}

.col75
{
  float: right;
  display: flex;
  justify-content: flex-start;
  width: 50%;
}

table
{ 
    border-collapse: collapse;     
    margin: 25px 0;
    font-size: .9 em;
    border-radius: 5px 5px 0 0;
    box-shadow: 0 0 20px rgba(0, 0, 0, 15);
}

table th, tr{
    background-color: lightgrey;
    text-align: left;
    font-weight: bold;
}

table th, td
{
    padding: 12px 15px;
}

table tbody tr:nth-of-type(even)
{
    background-color: #f3f3f3;
}

table tbody tr:last-of-type
{
    border-bottom: 2px solid #000000;
}

.center
{
    margin-left: auto;
    margin-right: auto;
}

input[type="button"]
 {
  background-color: #000000;
  border: none;
  border-radius: 2mm;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  cursor: pointer;
}