/*
To change this license header, choose License Headers in Project Properties.
To change this template file, choose Tools | Templates
and open the template in the editor.
*/
/* 
    Created on : 08.12.2019, 08:10:43
    Author     : Karl Schuler
*/
#uhr {
    color: red;
} 
h1 {
  color: white;
  text-shadow: 1px 1px 2px black, 0 0 25px blue, 0 0 5px darkblue;
}
h2 { 
       background-color: green;
       color: white;
    }
    p {
    	text-align: center; 
    	text-shadow: 3px 2px yellow;
    	color: red;
    }
    
#parent {
    line-height: 200px;
}
#parent img {
    vertical-align: middle;
}

.btn-group .button {
  background-color: #4CAF50; /* Green */
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  cursor: pointer;
  float: left;
}

.btn-group .button:hover {
  background-color: #3e8e41;
}
.button {
  background-color: #4CAF50;
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 24px;
  margin: 4px 2px;
  cursor: pointer;
  text-decoration-color: red;
}
.button1 {font-size: 10px;}
.button2 {font-size: 12px;}
.button3 {font-size: 16px;}
.button4 {font-size: 20px;}
.button5 {font-size: 24px;}
.buttonGreen {background-color: #4CAF50;} /* Green */
.buttonBlue {background-color: #008CBA;} /* Blue */
.buttonRed {background-color: #f44336;} /* Red */ 
.buttonGray {background-color: #e7e7e7; color: black;} /* Gray */ 
.buttonBlack {background-color: #555555;} /* Black */

.buttonRoundRed {
  background-color: #f44336; /* red */
 <img src="IMG_283F1761B8FC-1.jpeg" alt="" /> border: none;
  color: white;
  padding: 50px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 24px;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 50%;
}

.buttonRoundGreen {
  background-color: #4CAF50; /* Green */
  border: none;
  color: white;
  padding: 50px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 24px;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 50%;
  float: right;
}