:root {
  --clr-primary-400: 263 55% 52%;
  --clr-secondary-400: 217 19% 35%;
  --clr-secondary-500: 219 29% 14%;
  --clr-neutral-100: 0 0% 100%;
  --clr-neutral-200: 210 46% 95%;
  --clr-neutral-300: 0 0% 81%;

  --ff-primary: "Barlow Semi Condensed", sans-serif;

  --fw-400: 500;
  --fw-700: 600;

  --fs-300: 0.6875rem;
  --fs-400: 0.8125rem;
  --fs-500: 1.25rem;

  --slide-bg-color: #B19470;
  --overview-color: #43766C;
  --benefits-color: #76453B;
}

* {
  box-sizing: border-box;
}

.row::after {
  content: "";
  clear: both;
  display: block;
}

[class*="col-"] {
  float: left;
  padding: 15px;
}

html {
  font-family: "Lucida Sans", sans-serif;
}

.header {
  background-color: var(--slide-bg-color);
  color: #ffffff;
  padding: 15px;
}

.menu ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

.menu li {
  padding: 8px;
  margin-bottom: 7px;
  background-color: var(--slide-bg-color);
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}
a:link { 
  text-decoration: none; 
} 
a:visited { 
  text-decoration: none; 
} 
a:hover { 
  text-decoration: none; 
} 
a:active { 
  text-decoration: none; 
}
.menu li a {
  color: white;
  font-family: var(--ff-primary);
  font-weight: 600;
  font-size: 1rem;

}

.menu li:hover {
  background-color: var(--benefits-color);
}

.aside {
  background-color: grey;
  padding: 15px;
  color: #ffffff;
  text-align: center;
  font-size: 14px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}

.overview {
  font-size: var(--fs-400);
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 2.5rem 3.75rem 3rem -3rem hsl(var(--clr-secondary-400) / 0.25);
  margin: 1rem 1rem 1rem 1rem;
  font-size: 16px;
  color: white;
  background-color: var(--overview-color);

}
.benefits {
  font-size: var(--fs-400);
  padding: 1rem;
  border-radius: 0.5rem;
  box-shadow: 2.5rem 3.75rem 3rem -3rem hsl(var(--clr-secondary-400) / 0.25);
  background-color: var(--benefits-color);
  color: white;
  margin: 1rem 1rem 1rem 1rem;
}


.footer {
  background-color: var(--slide-bg-color);
  color: #ffffff;
  text-align: center;
  font-size: 12px;
  padding: 15px;
}

.footer a {
  color: white;
  font-weight: 600;
}

/* For desktop: */
.col-1 {width: 8.33%;}
.col-2 {width: 16.66%;}
.col-3 {width: 25%;}
.col-4 {width: 33.33%;}
.col-5 {width: 41.66%;}
.col-6 {width: 50%;}
.col-7 {width: 58.33%;}
.col-8 {width: 66.66%;}
.col-9 {width: 75%;}
.col-10 {width: 83.33%;}
.col-11 {width: 91.66%;}
.col-12 {width: 100%;}

@media only screen and (max-width: 768px) {
  /* For mobile phones: */
  [class*="col-"] {
    width: 100%;
  }
}