What am I doing wrong? I've checked whole code like 5 times and still cant find any mistake.

/* Web Fonts -------------------- */

@font-face {
  font-family: 'Abolition Regular';
  src: url('../fonts/abolition-regular-webfont.eot');
  src: url('../fonts/abolition-regular-webfont.eot?#iefix') format('embedded-opentype'),
       url('../fonts/abolition-regular-webfont.woff') format('woff'),
       url('../fonts/abolition-regular-webfont.ttf') format('truetype');
}



/* Base Styles -------------------- */

* {
  box-sizing: border-box;
}

body {
  color: #878787;
  margin: 0;
  font: 1em/1.5 "Helvetica Neue", Helvetica, Arial, sans-serif;
}

h1,
h2 {
  font-family: 'Abolition Regular', Helvetica, Arial, sans-serif; 
}

h1 {  
  font-size: 5.625rem; /* 90px/16px  */
  color: rgba(255, 255, 255, 1);
  text-transform: uppercase;
  font-weight: normal;
  line-height: 1.3;
  /*text-shadow: 5px 8px 10px #222;*/ /* first value: how much from right shadow should fall and second to the bottom third- blur fourth - color //u can also set negative shafow values to make it oursed to another side*/
  text-shadow: 0 1px 0 #ccc,
               0 2px 0 #c9c9c9,
               0 3px 0 #bbb,
               0 4px 0 #b9b9b9,
               0 5px 0 #aaa,
               0 6px 1px rgba(0,0,0,.1),
               0 0 5px rgba(0,0,0,.1),
               0 1px 3px rgba(0,0,0,.3),
               0 3px 5px rgba(0,0,0,.2),
               0 5px 10px rgba(0,0,0,.25),
               0 10px 10px rgba(0,0,0,.2),
               0 20px 20px rgba(0,0,0,.15);
/*  page layout cant be affected by shadow values*/
  margin: 12px 0 0;
}

h2 {
  font-size: 3.3125em; /* 53px/16px  */
  font-weight: normal;
  line-height: 1.1;
  margin: 0 0 .5em; /* 0 0 26px */
}

h3 {
  font-size: 1.25em; /* 20px/16px  */
  color: #48525c;
  line-height: 1.2;
  margin-bottom: 1.7em; /* 34px */
}

img {
  max-width: 100%;
  margin-bottom: 20px;
  border-radius: 10px;
}

ul,
ol {
  margin: 30px 0;
}

li {
  margin-bottom: 10px;
}

/* Pseudo-classes ------------------ */

a:link {
  color: rgb(255, 169, 73);
  text-decoration: none;
}

a:visited {
  color: lightblue;
}

a:hover {
  color: rgba(255, 169, 73, .4);
}

a:active {
  color: lightcoral;
}

/* Main Styles --------------------- */

.main-header {
  padding-top: 170px;
  height: 850px;
  background: linear-gradient(#ffa949, transparent 90%),
              linear-gradient(0deg, #fff, transparent),
              #ffa949 url('../img/mountains.jpg') no-repeat center;

  background-size: cover;

/*  background-image: *//*linear-gradient(45deg/circle/to top, #ffa949, firebrick);*/
/*                    radial-gradient(circle at top, #ffa949 0%, firebrick 50% , dodgerblue 100%);*/
/*  percentages order css to start each color at a particular part of the image*/
}

.title {
  color: white;
  font-size: 1.625rem; /* 26px/16px */
  letter-spacing: .065em;
  font-weight: 200;
  border-bottom: 2px solid;
  padding-bottom: 10px;
}

.intro {
  font-size: 1.25em; /* 20px/16px */
  line-height: 1.6;  
}

.primary-content,
.main-header,
.main-footer {
  text-align: center;
}

.primary-content {
    padding-top: 25px;
  padding-bottom: 95px;
}

.secondary-content {
    padding-top: 80px;
    padding-bottom: 70px;
  border-bottom: 2px solid #dfe2e6;
}

.callout {
  font-size: 1.25em;
  border-bottom: 3px solid;
  padding: 0 9px 3px;
  margin-top: 20px;
  display: inline-block;
}

.main-footer {
  padding-top: 60px;
  padding-bottom: 60px;
  border-bottom: 10px solid #ffa949;
}

.t-border {
  border-top: 2px solid #dfe2e6;
}

/* Layout Styles ------------------ */

.primary-content, 
.secondary-content {
  width: 75%;
  padding-left: 50px;
  padding-right: 50px;
  margin: auto;
  max-width: 960px;
}

.wildlife {
  color: white;
  text-align: left;
  padding: 18% 24%;
  border-top: 10px solid #ffa949;
  margin: 105px 0 60px;
  background: #434a52 url('../img/bear.jpg') no-repeat center;
  background-size: cover;
  box-shadow: inset 0 0 100px 50px rgba(0,0,0, 1);
/*  same value combination as in text shadow property*/
/*  fourth property (i mean decimal) is called spread value */
/*  inset means that the shadow lays in the element e.g. its "before border" so we can create inner progressing blackness*/
/*
  border-top-left-radius: 50px;
  border-top-right-radius: 10px;
  border-bottom-right-radius: 50px;
  border-bottom-left-radius: 10px;
*/
  border-radius: 50px 10px /*50px 10px*/;
/*
.arrow {
  width: 5px;
  max-width: 60px;
}
*/

/* Floated Columns ------------------ */

.resorts,
.tips {
  width: 46.5%;
}

.tips {
  float: left;
}

.resorts {
  float: right;
}

/* Float Clearfix ------------------ */

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

/* Media Queries ------------------ */

@media (max-width: 1024px) {
      .primary-content,
      .secondary-content {
        width: 90%;
      }

      .wildlife {
        padding: 10% 12%;
        margin: 50px 0 20px;
      }
  }


@media (max-width: 768px) {
      .primary-content,
      .secondary-content{
        width: 100%;
        padding: 20px;
        border-top: none;
      }
        .main-header {
        max-height: 380px;
        padding: 50px 25px 0;
      }

      .title {
        font-size: 1.3rem;
        border: none;
      }

      h1 {
        font-size: 5rem;
        line-height: 1.1;
      }

      .intro {
        font-size: 1rem;
      }

      .resorts,
      .tips {
        float: none;
        width: 100%;
      }

      .main-footer {
          padding: 20px 0;
      }
    }