index.css

:root {
  --main-radius: 5px;
  --main-padding: 5px;
}

* {
  padding: 0;
  margin: 0;
  text-decoration: none;
  list-style: none;
}
body {
  background-color: #0D0D0D;
}


.container {
  display: grid;
  height: 100vh;
  width: 97vw;
  grid-template-columns: 33.33% 33.33% 33.33%;
  grid-template-rows: 15% 50% 25% 10%;
  grid-template-areas:

    "nav nav nav"
    "main main main"
    "content1 content2 content3"
    "footer footer footer";

  grid-gap: 1.5%;
  row-gap: 2.5%;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 15px;
  text-align: center;

}

/* NAVBAR STYLING */

nav {

  width: 312%;
  background-color: #0D0D0D;

}

nav img {
  width: 185px;
  position: absolute;
  top: 3px;
  left: 0.5%;

}


nav ul {
  float: right;
  margin-right: 55px;
}

nav ul li {
  display: inline-block;
  line-height: 120px;
  margin: 0 15px;
}

nav a:hover {
  color: #D59C33;
}

nav ul li a {
  position: relative;
  color: white;
  font-size: 18px;
  padding: 5px 0;
  text-transform: uppercase;

}

nav ul li a:before {
  position: absolute;
  content: '';
  left: 0;
  bottom: 0;
  height: 3px;
  width: 100%;
  background: white;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .4s linear;

}

nav ul li a:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}

label #btn,
label #cancel {
  color: white;
  font-size: 30px;
  float: right;
  line-height: 80px;
  margin-right: 40px;
  cursor: pointer;
  display: none;

}

#check {
  display: none;

}




/* MAIN STYLING */

main {
  background-color:  black;
  grid-area: main;
  border-radius: var(--main-radius);
}

#image-container {
  display: flex;
  flex-direction: column;
  background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url("./picMain.jpg");
  min-height: 24em;
  height: 50%;
  align-self: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  align-items: flex-start;
  justify-content: center;
}

.maintext {
  color: antiquewhite;
  font-style: italic;
  padding-left: 7%;
  font-size: 140%;

}

/* CONTENT 1 STYLING */

#content1 {
  background-color:  #e5b31f;
  grid-area: content1;
  border-radius: var(--main-radius);
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  justify-content: space-around;
 

}

.cont1 {
  width: 75%;


}



/* CONTENT 2 STYLING */

#content2 {
  background-color:  #e5b31f;
  grid-area: content2;
  border-radius: var(--main-radius);
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  justify-content: space-around;

}

.cont2 {
  width: 75%;
}


/* CONTENT 3 STYLING */

#content3 {
  background-color:  #e5b31f;
  grid-area: content3;
  border-radius: var(--main-radius);
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  justify-content: space-around;
}

.cont3 {
  width: 75%;
}


.caption {
  
  align-self: center; 
  text-orientation: upright;
  writing-mode: horizontal-tb;

}



/* FOOTER STYLING */

footer {
  background-color: #0D0D0D;
  grid-area: footer;
  border-radius: var(--main-radius);
  padding-top: var(--main-padding);
  
  
}

h3{
  color: white;
  padding-top: 1%;
  font-size: 100%;
  text-align: left;
  
  
  
}

#facons {
  text-align: right;
  color: white;
  
  
}











/* DESKTOP RESPONSIVE STYLE */

@media (max-width: 1103px) {

  .cont1 {
    margin: 0 auto;
    padding: 10px;

  }

  .cont2 {
    margin: 0 auto;
    padding: 10px;
  }

  .cont3 {
    margin: 0 auto;
    padding: 10px;
  }


}



/* TABLET RESPONSIVE STYLE */

@media (max-width: 914px) {

  nav img {
    left: 1%;
    /* top: 10px; */
    /* width: 110px; */
  }

  nav ul li a {
    font-size: 17px;
  }

  #image-container {

    background-attachment: scroll;

  }


  .cont1 {
    margin: 0 auto;
    width: 80%;
  

  }

  .cont2 {
    margin: 0 auto;
    width: 80%;
    
  }

  .cont3 {
    margin: 0 auto;
    width: 80%;
    
  }
}



  /* PHONE RESPONSIVE STYLE */
  @media (max-width: 765px) {


    label #btn {
      display: block;
    }

    ul {
      position: fixed;
      width: 100%;
      height: 100vh;
      background-color: burlywood;
      top: 80px;
      left: -100%;
      text-align: center;
      transition: all .5s
    }

    nav ul li {
      display: block;
      margin: 50px 0;
      line-height: 30px;
    }

    nav ul li a {
      font-size: 20px;
    }

    #check:checked~ul {
      left: 0;
    }

    #check:checked~label #btn {
      display: none;
    }

    #check:checked~label #cancel {
      display: block;
    }

  }

/* PHONE RESPONSIVE STYLE */
@media (max-width: 695px) {

  #image-container {

    background-attachment: scroll;
  }

  .cont1 {
    margin: 0 auto;
    width: 90%;
    
  

  }

  .cont2 {
    margin: 0 auto;
    width: 90%;
    
    
  }

  .cont3 {
    margin: 0 auto;
    width: 90%;
  
    
  }

}

/* PHONE RESPONSIVE STYLE */
@media (max-width: 529px) {

  #image-container {

    background-attachment: scroll;
  }

  .cont1 {
    margin: 0 auto;
    width: 90%;
    
  

  }

  .cont2 {
    margin: 0 auto;
    width: 90%;
    
    
  }

  .cont3 {
    margin: 0 auto;
    width: 90%;
  
    
  }

}

@media (max-width: 486px) {

  #image-container {
    min-height: 14em;
    background-attachment: scroll;
  }

  .cont1 {
    margin: 0 auto;
    width: 90%;
    
  

  }

  .cont2 {
    margin: 0 auto;
    width: 90%;
    
    
  }

  .cont3 {
    margin: 0 auto;
    width: 90%;
  
    
  }

}

@media (max-width: 310px) {

  #image-container {
    min-height: 14em;
    background-attachment: scroll;
  }

  .cont1 {
    margin: 0 auto;
    width: 90%;
    
  

  }

  .cont2 {
    margin: 0 auto;
    width: 90%;
    
    
  }

  .cont3 {
    margin: 0 auto;
    width: 90%;
  
    
  }

}