* {
   box-sizing: border-box;
}

.row::after {
    /* Clear the flow */
    content: "";
    clear: both;
    display: table;
}

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


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


@media only screen and (max-width: 500px) {
    body {
/*        background-color: lightblue;  */
    }
}

@media only screen and (min-width: 600px) {
   /* For tablets: */
   .col-m-1 {width: 8.33%;}
   .col-m-2 {width: 16.66%;}
   .col-m-3 {width: 25%;}
   .col-m-4 {width: 33.33%;}
   .col-m-5 {width: 41.66%;}
   .col-m-6 {width: 50%;}
   .col-m-7 {width: 58.33%;}
   .col-m-8 {width: 66.66%;}
   .col-m-9 {width: 75%;}
   .col-m-10 {width: 83.33%;}
   .col-m-11 {width: 91.66%;}
   .col-m-12 {width: 100%;}
}

@media only screen and (min-width: 768px) {
/* 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%;
    }
}

 /* Remove margins and padding from the list, and add a black background color */
ul.topNav {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
}

/* Float the list items side by side */
ul.topNav li {float: left;}

/* Style the links inside the list items */
ul.topNav li a {
    display: inline-block;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    transition: 0.3s;
    font-size: 17px;
}

ul.topNav .right {
	float: right;
}

/* Change background color of links on hover */
ul.topNav li a:hover {background-color: #555;}

/* Hide the list item that contains the link that should open and close the topnav on small screens */
ul.topNav li.icon {display: none;}

@media screen and (max-width:680px) {
  ul.topnav li:not(:first-child) {display: none;}
  ul.topnav li.icon {
    float: left;
    display: inline-block;
  }
}

@media screen and (max-width:680px) {
  ul.topnav.responsive {position: relative;}
  ul.topnav.responsive li.icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  ul.topnav.responsive li {
    float: none;
    display: inline;
  }
  ul.topnav.responsive li a {
    display: block;
    text-align: left;
  }
}