.support {
  display: inline-block;
  position: relative;
  text-decoration: none;
  cursor: pointer;
}
.support em {
  color: #FFF;
  font-style: normal;
  text-decoration: underline;
}
.tip { 
   display: none;
   position: absolute;
   z-index: 9998; 
   right: 1px;
   background: #EDEDED;
   border-radius: 3px;
   border: 1px solid #ccc;
   box-shadow: 5px 5px 0.5em -0.1em rgba(0,0,6,0.5);
   text-align: left;
   font: normal 500 14px Arial, sans-serif;
   opacity: .9; 
   color: #000;
   cursor: default;
   padding: 5px;
   margin: 0 0 0 0px; /*регулирует положение, значения зависят от применяемой конструкции*/
   width: 120px;
   height: auto;
}
.tip-block {
  display: inline-block;
  position: absolute; /*обязательно*/
  background: transparent;
  margin: 5px 120px;
  padding: 0;
  border: 0;
  height: 0;
  width: 1px;
}
.tip-checkbox {
  display: none;
}
#tip-checkbox:checked ~ * .tip {
  display: block;
}
.tip-close {
  display: inline-block;
  position: absolute;
  background: #333;
  border-radius: 20px;
  border: 2px solid #FFF;
  top: -8px;
  right: -8px;
  font: normal bold 14px Comic Sans MS;
  text-align: center;
  color: #fff;
  cursor: pointer;
  padding: 0 4px;
}