:root {
  --color-1: rgb(3, 27, 3);
  --color-2: #ebb10b;
  --color-3: rgb(16, 248, 16);
  --color-4: green;
  --color-5: white;
}

h1 {
  font-size: 3rem;
  color: white;
  text-shadow: 3px 3px 3px black;
  font-family: 'Times New Roman', Times, serif;
  font-style: oblique;
  line-height: .5rem;
  padding-top: .5rem; 
}

.textbox {
  width: 600px;
  height: auto;
  margin: 0 auto 0;
}
.textbox h1 {
  font-size: 2rem;
  margin: 2rem 0 0 2rem;
}

h2 {
  color: white; 
}

h3 {
  color: var(--color-2);
  font-size: 1.3rem;
  text-align: center;
  line-height: .4rem;
}
p {
  color: var(--color-5);
  font-size: 1.4rem;
  text-align: left;
}
body {
  margin: 0;
  font-family:'Times New Roman', Times, serif ;
  background-color: var(--color-4); 
  background-attachment: fixed;
  background-position: center;
}

@media (min-width: 400px) {

  
    .textbox h1 {
      font-size: 1.5rem;
      margin: 2rem 0 0 7rem;
    }   

.grid-container {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    max-width: 500px;
    height: auto;
    background-color: none;
    padding: 20px 0 20px 0;
    margin: 10px auto 50px;
    border-radius: 10px;
}
.header {
  display: grid;
  grid-column: 1 / 7;
  max-width: 380px;
  height: auto;
  background-color: var(--color-1);
  margin: 10px auto 20px;    
  box-shadow: 0 0 15px 10px var(--color-1); 
  border: ridge 5px var(--color-5);
  padding: 0rem .6rem .5rem .5rem; 
  text-align: center;
}
.header h1 {
  font-size: 2rem;
  color: var(--color-3);
}  

.header img {
  width:98%;
  height: auto;    
  border: ridge 5px var(--color-4);
  
}
.box1 {
    grid-column: 1 / 7;
    height: auto;
    background-color: var(--color-1);
    border: 3px solid var(--color-5);
    margin: 00px 20px 10px 20px;
    box-shadow: 0 0 15px 10px var(--color-1);
    padding: 10px 20px 10px 10px; 
    text-align: center;   
}
.box1 h3 {
  font-size: 2.2rem;
  line-height: 0;
  font-style:oblique;
}
.box1 img {
  width: 100%;  
}

.box2 {
  grid-column: 1 / 7;
    height: auto;
    max-width: 380px;
    background-color: var(--color-1);
    border: 3px solid var(--color-5);
    margin: 0 auto 0;
    box-shadow: 0 0 15px 5px var(--color-1);
    padding: 10px 10px 9px 10px;    
  }
.box2 img {
  width: 100%;  
}

.box3 {
  grid-column: 1 / 7;
  max-width: 380px;
  height: auto;
  background-color: var(--color-1); 
  border: 3px solid var(--color-5);
  margin: 0 auto 0;
  box-shadow: 0 0 15px 10px var(--color-1);
  padding: 10px 10px 0 10px;  
}
.box3 img {
  width: 100%;
  margin-bottom: 5px;   
}

.box5 {
  grid-column: 1 / 7;
  min-width: 380px;
  height: auto;
  background-color: var(--color-1);
  border: 3px solid var(--color-5);
  margin: 10px 20px 10px 20px;
  box-shadow: 0 0 15px 10px var(--color-1);
  padding:0 10px 0 10px ;
}
.box5 p {
  text-align: center;
  font-size: 1.7rem;
  font-style: oblique;
  color: var(--color-3);
}
.insert-image {
  width: 100px;
  float: left;
  padding:0 10px 0 10px ;
}

.box6 {
  grid-column: 1 / 7;
  max-width: 380px;
  height: auto;
  background-color: var(--color-1);
  border: 3px solid var(--color-5);
  margin: 10px auto 0px;
  box-shadow: 0 0 15px 10px var(--color-1);
  padding: 1rem 0;
}

video {
  display: block;
  margin: 0 auto 0;
  width: 90%;
  height: calc(.5625 * 80vw);    
  height: auto;   
  outline: .2rem ridge var(--color-4);
  border: .3rem ridge var(--color-2);   
  }

footer {
    grid-column: 1 / 7;
    height: auto;    
    border-radius: 10px;    
    margin: 00px 20px 10px 20px;   
    padding: 10px;
    color: white;
    text-align: center;
    font-size: 1.2rem;
    text-shadow: 2px 2px 3px black;
}
}

@media (min-width: 760px) {

.grid-container {
    min-width: 760px;
}
.textbox h1 {
  font-size: 3rem;
  margin: 2rem 0 0 4rem;
} 
.header  {
  min-width: 500px;
  margin: 0 auto 1rem;
}
.header h1 {
  font-size: 3rem;
}

.header img {
  width:100%;
  height: auto;  
}

.box1 h3 {
  font-size: 3rem;
  line-height: 0;
  font-style:oblique;
}

.box2 {
  grid-column: 1 / 4;
  max-width: 340px;
  height: auto;
  margin: 0 auto 0;
}

.box3 {
  grid-column: 4 / 7;
  max-width: 340px;
  height: auto;
  margin: 0 auto 0;
}  

.insert-image {
  width: 240px;
  float: left;
  padding: 20px 10px 0;
}

.box6 {
  min-width: 700px;
  padding-bottom: 1rem;
  margin: 0 auto 0;
  background-color: var(--color-1);  
}


footer {
  margin-top: 1rem;
  font-size: 1.5rem;
  text-shadow: 3px 3px 3px black;
  font-style: oblique;
}
} 

@media (min-width: 1200px) {

  .grid-container {
    max-width: 1200px;
    gap: 20px;
  }
  
  .header  {
    min-width: 800px;
  }
  .header img {
    width:100%;
    height: auto;    
  }
  .header h1 {
    font-size: 3.5rem;
  }
  .box1 {
    min-width: 1000px;
    margin: 0 auto 0;
  }
  .box1 h3 {
    font-size: 4rem;
    line-height: 0;
    font-style:oblique;
  }
  .box2 {
    grid-column: 1 / 4;
    min-width: 500px;
    margin: 0 auto 0;
  }
  .box3 {
    grid-column: 4 / 7;
    margin: 0 auto 0;
    min-width: 500px;
  }  
.box4{
  padding: 10px 40px 15px;
  max-width: 800px;
  margin: 0 auto 0;
}
.insert-image {
  width: 300px;
  height: auto;
  float: left;
  padding: 0 1.9rem .6rem 0;
}

.box5 h2 {
  font-size: 1.9rem;  
  margin: 1.5rem;
}
.box6 {
  min-width: 1100px;
  padding-bottom: 1rem;
  padding: 3rem 0;
  background-color: var(--color-1);  
}
.video {
  width: 50%;
}
}