*{
  margin: 3;
  padding: 0;}
body{
  background:linear-gradient(rgba(0, 0, 0, 0.5),rgba(0, 0, 0, 0.5)), url(del.jpg );
  height: 100vh;
  background-position:center;
background-size: cover;
font-family: sans-serif;
}
.log{
text-align: right;
margin-right: 20px;

}
.btn1
{
  border: 1px solid #3498db;
  background: none;
  padding: 10px 20px;
  font-size: 20px;font-family: "montserrat";
  cursor: pointer;
  margin:10px;
  color: #fff;
  transition: 0.9s;
  position: relative;
  overflow:hidden;
}
.btn1:hover
{
    color: #2498db;
}
.btn1::before
{
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 0%;
  background: #3498db;
  z-index: -1;
  transition: 0.8s;
  top: 0;
  border-radius: 0 0 50% 50%;
}
.btn1:hover::before
{
  height: 180%;
}
.title{
  text-align: center;
  padding: 50px 0 20px;
}
.title{
  margin: 0;
  padding: 0;
  color: #fff;
  text-transform: uppercase;
  font-size: 25px;
}
table,th,td{
  width: 80%;
  margin: auto;
  border: 2px solid white;
  border-collapse: collapse;
  text-align: center;
  font-size: 17px;
    font-family: "Arial Black";
  table-layout: fixed;
  background: skyblue;
  opacity: 0.7;
  color: black;
  margin-top: 50px;

}
th,td{
padding: 10px;
  opacity:2;


}