*{
  margin: 0;
     padding: 0;
     border: 0;
     outline: 0;

}
body {
  margin: 0;
  font-family: Arial; /*Calibri;  /*Arial; /*, Helvetica, sans-serif;*/

}

.ceiling{
  /*text-align: right;
  font-size: 30px;*/
  margin-right: 5%;
  margin-left: 5%;
  background: rgba(255, 255, 255, .99);
  color: #00004d;
  /*width="200" height="90"*/

}


.cover{
  margin-left: 5%;
  margin-right: 5%;

}



/* NAV BAR CSS CODE ////////////////////////////////////    /*/

.topnav {
  display: block;
  overflow: hidden;
  background-color: #00004d;
  margin-left: 5%;
  margin-right: 5%;
}

.topnav a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: #ddd;
  color: black;
}

.active {
  background-color: #00004d;
  color: white;
}

.topnav .icon {
  display: none;
}

@media screen and (max-width: 600px) {
  .topnav a:not(:first-child) {display: none;}
  .topnav a.icon {
    float: right;
    display: block;
  }
}

@media screen and (max-width: 600px) {
  .topnav.responsive {position: relative;}
  .topnav.responsive .icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }


}


/* NAV BAR CSS CODE END////////////////////////////////////    /*/

.row{
  display: inline;

  align: center;
  margin-left:auto;
  margin-right:auto;
  vertical-align: middle;

}


.wrapper{
/*  background-image:url(images/engineering1.jpg);
  background-size:     cover;
  background-repeat:   no-repeat;
  background-attachment: fixed;
  background-position: bottom bottom;}*/

    background-image:url(images/opto-engineering1.jpg);
    background-size:     cover;
    background-repeat:   no-repeat;
    background-attachment: fixed;

}

.skyline{
  /*background-image:url(images/skylineOG.png);*/
  background-image:url(images/bridge1.jpg);
  background-size: cover; /*fixed*/
  background-repeat:   no-repeat;
  background-attachment: scroll;

  height: 300px;
  margin-left: 5%;
  margin-right: 5%;
}

.content{
  text-align: left;
  margin-right: 5%;
  margin-left: 5%;
  background: rgba(255, 255, 255, .9);
  color: #00004d;
}

.container-mid{
/*  text-align: left;*/
  padding: 30px 30px;
  border-spacing: 0px 0px;
  margin-left:5%;
  margin-right:5%;
  /*background: rgba(255, 255, 255, .9);*/
}

.threepictable{
  align: center;
  padding: 30px 30px;
  border-spacing: 50px 0px;
  margin-left:auto;
  margin-right:auto;

}

.threepics{
/*  align: center;
  display: inline;
  padding: 50px 50px;
  margin-left: 5%;
  margin-right: 5%;*/

    display: inline;
    margin-left: 5%;
    margin-right: 5%;
}

h1{
 font-size: 30px;
}

.threepics img{
  width: 32%;
}

.footer-container{
  padding: 10px 10px;
  border-spacing: 10px 10px;
}

.footer{
  background-color: #00004d;
  font-size: 17px;
  text-align: center;
  color: white;
  bottom: 0;
  height: 50px;
}

/*services page*/
.cover-image1{
  background-image:url(images/vent2.png);
  background-size: cover;
  background-repeat:   no-repeat;


  height: 250px;
  margin-left: 5%;
  margin-right: 5%;
}

.cover-image2{
  background-image:url(images/faucet3.png);
  background-size: cover;
  background-repeat:   no-repeat;


  height: 250px;
  margin-left: 5%;
  margin-right: 5%;
}

.cover-image3{
  background-image:url(images/water1.jpg);
  background-size: cover;
  background-repeat:   no-repeat;


  height: 250px;
  margin-left: 5%;
  margin-right: 5%;
}

/*Image reshape For mobile screen*/
@media screen and (max-width: 768px) {

  .content{
    text-align: center;
  }


.row img{
  display: block;
  min-width: 200px;
}

.threepics{
  display: block;


}

.threepics img{
  min-width: 300px;

}
}


@media screen and (max-width: 600px) {
.skyline{
  /*background-image:url(images/skylineOG.png);*/
  background-image:url(images/bridge1.jpg);
  /*background-attachment: scroll;
  background-repeat:   no-repeat;*/


  height: 150px;
  margin-left: 0%;
  margin-right: 0%;
}

.cover-image1, .cover-image2, .cover-image3{

  background-size: cover;
  background-repeat:   no-repeat;


  height: 150px;
  margin-left: 0%;
  margin-right: 0%;
}

.ceiling{
  height: 130px;
  margin-right: 0%;
  margin-left: 0%;
}

.topnav, .content {
  margin-left: 0%;
  margin-right: 0%;
}


.wrapper{
    background-image:url(images/Optimized-opto-engineering2vertical.jpeg);
    background-size:     cover;
    background-repeat:   no-repeat;
    background-attachment: fixed;

}

h1{
 font-size: 25px;
}


}