/* 2022-09-14 CSS for the website. */
/* https://www.w3schools.com/Css/css_rwd_grid.asp */

/* Enable dynamic stuffs */
* {
  box-sizing: border-box;
}

/* Page Sections */
.menu {
  width: 25%;
  float: left;
}
.main {
  width: 75%;
  float: left;
}

.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%;}

[class*="col-"] {
  float: left;
  padding: 15px;
  border: 1px solid red;
}

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