:root {
  --theme-background:rgb(128,128,128);
  --theme-color:white;
}

.text-center-align {
  text-align:center !important;
}

.site-background-color {
  /*background-color:black !important;*/
}

div, section {
  box-sizing:border-box;
  position:relative;
  margin:0;
  padding:0;
}

body {
  /*background-color:green;*/
}

.container-1900 {
  width:100%;
  max-width:1900px;
  /*min-width:300px;*/
  margin:auto;
  /*height:auto;*/
}

.container-1200 {
  width:100%;
  max-width:1200px;
  margin:auto;
  min-width:300px;
}

.container-ordinary {
  width:80%;
  /*max-width:1200px;*/
  margin:auto;
  /*height:200px;*/
  text-align:center;
  position:absolute !important;
  top:50%;
  left:50%;
  transform:translateX(-50%) translateY(-50%);
}

.hidden {
  display:none !important;
}

.outer-div {
  display:inline-block;
  width:290px;
  padding:15px;
  overflow:hidden;
}

.inner-div {
  width:95%;
  margin:auto;
  text-align:center;
  padding:20px;
}

a {
  color:var(--theme-color);
  /*background-color:var(--theme-background);*/
  cursor:pointer;
}

a:hover {
  text-decoration:none;
  color:black;
  cursor:pointer;
}

.theme-button-div {
  display:block;
  padding:10px;
  border-radius:10px;
  background-color:var(--theme-background);
  margin-top:10px;
  transition:.5s;
  cursor:pointer;
}

.theme-button-div:hover {
  background-color:rgb(255,223,0);
  color:black;
}

.theme-button-div:hover > a {
  /*background-color:rgb(255,223,0);*/
  color:black;
}

.site-button-class {
  background-color:var(--theme-background);
  color:white !important;
  border:none;
}

.site-button-class:focus {
  box-shadow:none !important;
  outline:none;
  color:black !important;
}

.site-button-class:hover {
  background-color:rgb(255,223,0) !important;
  color:black !important;
}

.clearfix {
  float:none;
  overflow:auto;
}

.absolute-centering {
  position:absolute;
  top:50%;
  left:50%;
  transform:translateX(-50%) translateY(-50%);
}

.underline::after {
  content:'';
  display:block;
  position:relative;
  height:3px;
  background-color:white;
  width:100%;
  margin:auto;
}