body {
  background-image: url('../images/background.jpeg');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center top;

}

img {
  opacity: 1.0;
}

img:hover {
  opacity: 0.8;
}

div.transbox {
  margin: 15px;
  background-color: #ffffff;
  border: 1px solid black;
  opacity: 0.8;
}

div.transbox p {
  margin: 1%;
  font-weight: bold;
  color: #000000;
}

* {
  box-sizing: border-box;
}

.row::after {
  content: "";
  clear: both;
  display: table;
}

[class*="col-"] {
  padding: 15px;
  float: left;
}


/* For mobile phones: */
[class*="col-"] {
  width: 90%;
}

/* For desktop: */

@media only screen and (min-width: 768px) {
  .col-1 {width: 8.33%;}
  .col-2 {width: 16.66%;}
  .col-3 {width: 25%;}
  .col-4 {width: 33.33%;}
  .col-5 {width: 41.66%;}
  .col-6 {width: 50%;}
  .col-7 {width: 58.33%;}
  .col-8 {width: 66.66%;}
  .col-9 {width: 75%;}
  .col-10 {width: 83.33%;}
  .col-11 {width: 91.66%;}
  .col-12 {width: 100%;}
}