/* http://meyerweb.com/eric/tools/css/reset/ 
   v2.0 | 20110126
   License: none (public domain)
*/

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}

/* VAR CSS */

    .theme-one{
    --main-background:  hsl(222, 26%, 31%);
    --toggle-keypad-background:  hsl(223, 31%, 20%);
    --screen-background: hsl(224, 36%, 15%);

    --main-key-background:hsl(30, 25%, 89%);
    --main-key-shadow:var(--main-key-shadow);
    --secondary-key-background:hsl(225, 21%, 49%);
    --secondary-key-shadow:hsl(224, 28%, 35%);
    --tertiary-key-background:hsl(6, 63%, 50%);
    --tertiary-key-shadow:hsl(6, 70%, 34%);

    --text-white:hsl(0, 0%, 100%);
    --text-primary: hsl(221, 14%, 31%);
    --head-text-primary: hsl(0, 0%, 100%);
    /* --text-secondary: var(--text-secondary); */

    }

   .theme-two{
    --main-background:  hsl(0, 0%, 90%);
    --toggle-keypad-background:  hsl(0, 5%, 81%);
    --screen-background:  hsl(0, 0%, 93%);

    --main-key-background: hsl(45, 7%, 89%);
    --main-key-shadow:hsl(35, 11%, 61%);
    --secondary-key-background:hsl(185, 42%, 37%);
    --secondary-key-shadow: hsl(185, 58%, 25%);
    --tertiary-key-background:hsl(25, 98%, 40%);
    --tertiary-key-shadow:hsl(25, 99%, 27%);

    --text-white:hsl(0, 0%, 100%);
    --text-primary: hsl(60, 10%, 19%);
    /* --text-secondary: var(--text-secondary); */
  }

  .theme-three{
    --main-background:  hsl(268, 75%, 9%);
    --toggle-keypad-background:   hsl(268, 71%, 12%);
    --screen-background:   hsl(268, 71%, 12%);

    --main-key-background: hsl(268, 47%, 21%);
    --main-key-shadow: hsl(290, 70%, 36%);
    --secondary-key-background:hsl(281, 89%, 26%);
    --secondary-key-shadow: hsl(285, 91%, 52%);
    --tertiary-key-background:hsl(25, 98%, 40%);
    --tertiary-key-shadow:hsl(25, 99%, 27%);

    --text-white:hsl(0, 0%, 100%);
    --text-primary: hsl(52, 100%, 62%);
    /* --text-secondary: var(--text-secondary); */

  }


/* INPUT */

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  background:  hsl(223, 31%, 20%);
  border-radius: 10px;
  color: antiquewhite;
  cursor: pointer;
  padding: 3px;
  
}

/* slider thumb */
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; /* Override default look */
  appearance: none;
  
  background-color: var(--tertiary-key-background);
  border-radius: 0.5rem;
  margin: 0;
  height: 1rem;
  width: 1rem;
}


/* MAIN CSS */

body {
  font-family: "League Spartan", sans-serif;
  background-color: var(--main-background);
  font-weight: 700;
  font-size: 16px;
  color:  var(--text-primary);

}
.container {
    display: block;
    max-width: 480px;
    padding: 0 1rem;
    margin: 50px auto;
}

.header {
    color:  var(--head-text-primary);
    display: flex;
    justify-content: space-between;
}

.header-title {
  font-size: 1.5rem; /* 20px */
line-height: 1.75rem; /* 28px */
    display: flex;
    align-items: center;
}
.header-theme {
    display: flex;
   
    flex-direction: row;
    justify-content: space-around;
    /* background-color: hsl(6, 63%, 50%); */
    align-self: flex-end;
    
    

}
.header-theme-font {
    display: flex; 
    align-self: flex-end; 
    margin:0 2px;
}
.header-theme-container{
     width: 60px;
    display: flex;
    flex-direction: column;
}
.header-theme-label {
    display: flex;
    justify-content:space-around;
    font-size: 18px;
    /* margin: 0px 10px; */
    padding: 2px;
    /* margin: 0 0px; */
    margin-left:2px ;
    /* background-color: #fd6f53; */
}

.tampilan-angka {
  color:  var(--head-text-primary);
  line-height: 2rem  ;
    margin: 16px 0;
    background-color: var(--screen-background);
    padding: 24px;
    font-size: 32px;
    border-radius:7px;
    text-align: right;
    word-wrap: break-word;
}

.keypad {
   
    background-color:  var(--toggle-keypad-background);
    display: grid;
     grid-template-columns: repeat(4, 1fr);
    padding: 24px;
    border-radius:7px;
     grid-gap: 20px;
}

.keypad > div  {
  color: var(--text-secondary);
  border-radius: 7px;
  background-color:  var(--main-key-background);
  text-align: center;
  padding: 12px 0;
  font-size: 32px;
  /* border: 10px solid black */
  border-bottom:  4px solid ;
  border-radius: 7px;
}

.keypad > div:hover  {
    cursor: pointer;
  filter: brightness(115%);
}

.keypad > div:active  {
    cursor: pointer;
  filter: brightness(107%);
}


.keypad-reset {
     grid-column: 1 / span 2 ;
  
     
}
.keypad-samadengan {
     grid-column: 3 / span 2 ;
     
}

.red-toggle {
    background-color: var(--tertiary-key-background) !important;
    border-color: hsl(6, 70%, 34%) !important;
    color: white !important;
}

.dark-blue-toggle {
    background-color: var(--secondary-key-background) !important;
    border-color: var(--secondary-key-shadow) !important;
    color: white !important;
}

/* Media query */



@media screen and (max-width: 480px) {

  body {
    font-size: 1rem;
  }

  .container{
    margin: 1rem;
  }

  .header-title {
    font-size: 2rem
  }
  .keypad > div  {
    color: var(--text-secondary);
    font-size: 1.25rem; /* 18px */

  }
   
}