/* Helpers */
.text-center{text-align: center;}
.text-left{text-align: left;}
.text-right{text-align: right;}

/* Margins */
.mr_up_5{margin-top: 5px;}
.mr_up_10{margin-top: 10px;}
.mr_up_15{margin-top: 15px;}
.mr_up_20{margin-top: 20px;}
.mr_up_25{margin-top: 25px;}
.mr_up_30{margin-top: 30px;}
.mr_up_40{margin-top: 40px;}

/*padding*/
.pd_down_5{padding-bottom: 5px;}
.pd_down_20{padding-bottom: 20px;}
.pd_down_30{padding-bottom: 30px;}
.pd_down_40{padding-bottom: 40px;}

/* Clear fix */
.clearfix:after {
   content: " "; /* Older browser do not support empty content */
   visibility: hidden;
   display: block;
   height: 0;
   clear: both;
}

/* General CSS */
*{
  margin: 0;
  padding: 0;
}

img{
  max-width: 100%;
}

body{
  font-family: 'Nunito Sans', sans-serif;
  }

.container{
  margin: 0 auto;
  text-align: center;
  overflow: hidden;
}

.piroll_header{
  background-color: #e9e9e9;
}

.pt{
  background-image: url("img/photo-1505308509987-f7f783ebabfc.png");
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-position: 50% 50%;
  padding: 60px 20px;
  margin-top: 60px;
}

.h{
  background-color: #ffffff;
  border-bottom: 1px solid #ccc;
  padding: 15px 30px;
  position: fixed;
  right: 0;
  left: 0;
  z-index: 999;
}

.nav{
  display: none;
}

.navbar{
  margin: 0;
  float: right;
}

.side-nav{
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 1;
  top: 0;
  right: 0;
  background-color: #111;
  opacity: 0.9;
  overflow-x: hidden;
  padding-top: 60px;
  transition: 0.5s;
}

.side-nav a{
  padding: 15px 10px;
  font-family: 'Nunito Sans', sans-serif;
  text-decoration: none;
  font-size: 20px;
  color: #ccc;
  display: block;
  transition: 0.3s;
}

.side-nav a:hover{
  color: #f9c801;
}

.side-nav .btn-close{
  position: absolute;
  top: 0;
  left: 22px;
  font-size: 36px;
  margin-right: 50px;
}

.persentation_text h3{
  color: #1d1d1d;
  font-size: 22px;
}

.persentation_text p{
  color: #787878;
  line-height: 1.6;
  font-size: 13px;
}

.img1 img, .img2 img{
  margin-bottom: -5px;
}

.img1, .img2{
  position: relative;
  overflow: hidden;
}

.load_work .im1, .load_work .im2, .load_work .im3, .load_work .im4
 ,.load_work .im11, .load_work .im21, .load_work .im31, .load_work .im41{
  position: absolute;
  bottom: 0;
  right: 0;
  height: 100%;
  width: 100%;
  transition: 0.3s;
}

.im1:hover, .im2:hover, .im3:hover, .im4:hover
 ,.im11:hover, .im21:hover, .im31:hover, .im41:hover{
  background-color: #000;
  opacity: 0.6;
}

.piroll_footer{
  background-color: #000000;
  padding-top: 40px;
  padding-bottom: 30px;
}

.inner_footer{
  width: 80%;
  margin: 0 auto;
}

.inner_footer h3{
  color: #ffffff;
  font-size: 16px;
  font-weight: 400;
}

.inner_footer p{
  color: #ffffff;
  font-size: 11px;
  margin-top: 15px;
  line-height: 1.5;
}

.inner_footer a{
  color: #ffffff;
  font-size: 11px;
  margin-top: 15px;
  line-height: 1.5;
  text-decoration: none;
}

.inner_footer .c1, .inner_footer .c2, .inner_footer .c3{
  width: 30%;
  margin: 0 auto;
  float: left;
  margin-top: 15px;
}


/*media*/

/*480px*/
@media only screen and (min-width:480px){

  .h{
    padding: 15px 40px;
  }

  .pt{
    padding: 70px 40px;
}

  .persentation_text{
    width: 70%;
    margin: 0 auto;
  }

  .inner_footer h3{
    font-size: 18px;
  }

  .inner_footer p{
    font-size: 12px;
    margin-top: 25px;
    line-height: 1.6;
  }

  .inner_footer a{
    font-size: 12px;
    margin-top: 25px;
  }

  .inner_footer .c1, .inner_footer .c2, .inner_footer .c3{
    width: 33%;
    margin: 0 auto;
    float: left;
    margin-top: 25px;
  }
}

/*768px*/
@media only screen and (min-width:768px){

  .h{
    padding: 15px 50px;
  }

  .pt{
    margin-top: 55px;
    padding: 80px 50px;
  }

  .persentation_text{
    width: 60%;
    text-align: left;
    float: right;
  }

  .navbar{
    display: none;
  }

  .nav{
    display: block;
    float: right;
  }

  .nav a {
    font-size: 13px;
    color: #191919;
    text-decoration: none;
    padding-left: 20px;
    font-weight: 600;
}

  .nav a:hover{
    color: #f9c801;
  }

  .img1, .img2{
    float: left;
    width: 50%;
  }

  .inner_footer .t1, .inner_footer .t2{
    width: 50%;
    margin: 0 auto;
    float: left;
  }

  .inner_footer .t2{
    margin-top: 20px;
  }

  .inner_footer p, .inner_footer a{
    font-size: 13px;
  }

  .piroll_footer {
      padding-top: 60px;
      padding-bottom: 50px;
  }
}

/*1200px*/
@media only screen and (min-width:1200px){

  .pt{
    padding: 80px 65px;
  }

  .persentation_text h3{
    font-size: 30px;
  }

  .persentation_text p{
    font-size: 17px;
  }

  .persentation_text {
      width: 45%;
      text-align: left;
      float: right;
      margin-right: 120px;
  }

  .nav a {
    font-size: 15px;
  }

  .img1, .img2{
    float: left;
    width: 25%;
  }

  .inner_footer .t1, .inner_footer .t2{
    width: 25%;
  }

  .inner_footer .c1, .inner_footer .c2, .inner_footer .c3{
    width: 15%;
    margin-top: 45px;
  }

  .inner_footer p, .inner_footer a{
    font-size: 14px;
  }

  .inner_footer h3 {
    font-size: 22px;
}

.piroll_footer {
    padding-top: 80px;
    padding-bottom: 60px;
}
}