h1 {font-family:Verdana, Geneva, Tahoma, sans-serif ;
font-size: 200px;
margin-bottom: 10cm;
margin-top: 10cm;
}

body {
  background-color: rgb(255, 255, 255);
  background-image: url("../img/Bowling.jpg"),
  url('../img/Document copie.jpg');
  background-repeat: no-repeat, no-repeat;
  background-position: bottom, top;
  background-size: 100%, 100%;
  transition: 0.5s; 
  margin-top: 35cm;
  margin-bottom: 55cm;
  color: black; 
  
}

#boule {width: 800px;
height: 600px}

body.dark {
  background-color: rgb(10, 10, 10);
  background-image: url('../img/animation3.gif'); 
  background-repeat: no-repeat;
  background-position: center;
  background-size: 80%;
  background-attachment: fixed;
  margin-top: 6cm;
  margin-bottom: 5cm;
  transition: 0.5s;
  color: rgb(0, 0, 0); 
.neon {color: white;
text-shadow: 0 0 5px white,
0 0 10px white,
0 0 20px rgb(255, 0, 208),
0 0 40px rgb(238, 0, 255);}
.lumière {display: none;}
.white {display: none;}
.debut {display: none;}
.tour {display: none;}
h1 {display: none;}
#boule {display: none;}
}

.lumière {width: 50%;}
.tour {width: 30%}


p {
  margin-top: 4cm;
  margin-bottom: 4cm;
  margin-left: 4cm;
  margin-right: 4cm;
  text-align: center;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-weight: 2cm;
  
}
.special {
  color: rgb(255, 255, 255); 
  text-align: center;
}


.btn-theme {
  background: #000000;
  color: white;
  border: none;
  padding: 12px 20px;
  font-size: 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: block;
 
}
.btn-theme:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 15px rgba(128, 90, 90, 0.2);
}
.btn-theme:active {
  transform: scale(0.98);
}