custom.css

body {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 100%;
}

.my-bg-photo {
  background: url('images/banner-bg.jpg') no-repeat;
  background-size: cover;
  background-position: center center;
  position: relative;
}

.my-bg-photo * {
  position: relative;
  z-index: 10;
}

.my-bg-photo:before {
  content: " ";
  position: absolute;
  z-index: 1;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #000;
  opacity: .55;
}
.banner-logo {
 position: relative;

}

/*Reveal and Hide Styles Begin*/
.menu-btn {
  text-decoration: underline;
  color: blue;
}

.menu-btn:hover {
  text-decoration: none;
}

.toggle-btn {
  display: none;
}

/*   anything smaller than a tablet  */
@media screen and (max-width: 767px) {
  .toggle-btn-visible {
    display: block;
  }
  
  .toggle-target-hidden {
    display: none;
  }
  
  .toggle-target-expanded {
    display: block;
  }
  
}

/*Reveal and Hide Styles End*/

.box-a {
  background-color: rgb(192, 127, 127); 
  padding: 15px; 
  border: 2px solid black;
  border-radius: 10px;
}

.my-custom-container {
  max-width: 800px;
}

.accordion .btn-link:focus {
  box-shadow: none;
}