<style>
* {
  box-sizing: border-box;
}

body {
  background-color: #ffff;
  padding: 0px;
  font-family: Arial;
}

/* Center website */
.main{
  max-width: 1000px;
  margin: auto;
}

h1 {
  color: #000;
  font-size: 50px;
  word-break: break-all;
}

h2 {
  color: #000;
  font-size: 30px;
  word-break: break-all;
}

.row {
  margin: 10px -180px;
}

/* Add padding BETWEEN each column */
.row,
.row > .column {
  padding: 1px;
}

/* Create three equal columns that floats next to each other */
.column {
  float: left;
  width: 33.33%;
  display: none; /* Hide all elements by default */
}

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

/* Content */
.content {
  background-color: white;
  padding: 10px;
}

/* The "show" class is added to the filtered elements */
.show {
  display: block;
}

/* Style the buttons */
.btn {
  border: none;
  outline: none;
  padding: 12px 16px;
  background-color: white;
  cursor: pointer;
}

.btn:hover {
  background-color: #ddd;
}

.btn.active {
  background-color: #2e3472;
  color: white;
}


/* xs */

@media (min-width: 360px) and (max-width: 767px)  {
    
    .row{
        margin: 1px -10px;
        width: auto;
        height: auto;
    }

    h1{
        font-size: 20px !important;
    }

    h2{
        font-size: 16px !important;
    }
  }
    
</style>