body {
  background-color: #2e9afe;
  -ms-user-select: None;
  -moz-user-select: None;
  -webkit-user-select: None; 
}
#hervorgehoben {
  color:red;
    background-color: yellow;
}
#menu {
  width: 700px;
  position: absolute;
  margin-top: 150px;
  margin-left: 70px;
  text-align: center;
}
.zahl {
  font-size: 1.5em;
  float: left;
  width: 140px;
  height: 40px;
  line-height: 1.7em;
  margin-left: 20px;
  margin-bottom: 20px;
  background-color: #2e9afe;
  font-weight: bold;
}
.auswahlbutton {
  background-image: url(img/btn.png);
  position: absolute;
  width: 150px;
  height: 50px;
  z-index: 2;
  text-align: center;
  font-size: 1.4em;
  line-height: 2.2em;
  color:white;
  cursor: pointer;
}

#auswahlbutton_eins {
  margin-top: 270px;
  margin-left: 0px;
}
#auswahlbutton_zwei {
  margin-top: 270px;
  margin-left: 170px;
}
#auswahlbutton_drei {
  margin-top: 270px;
  margin-left: 340px;
}
#auswahlbutton_vier {
  margin-top: 270px;
  margin-left: 510px;
}
#anzeige {
  position: absolute;
  width: 700px;
  height: 120px;
  z-index: 2;
  font-size: 1.8em;
}
.buttons_design {
  width: 140px;
  height: 40px;
  font-size: 1.3em;
  background-color: #0066ff;
  -webkit-border-radius:0;
  -webkit-appearance: none;
}
a {
  font-family: Arial,Helvetica,sans-serif;
  font-weight: inherit;
  color: white;
  text-decoration: none;
}
a:active {
  font-family: Arial,Helvetica,sans-serif;
  font-weight: inherit;
  color: white;
  text-decoration: none;
}
a:visited {
  color: white;
  font-family: Arial,Helvetica,sans-serif;
  text-decoration: none;
  font-weight: inherit;
}
a:hover {
  color: #ffff00;
  font-family: Arial,Helvetica,sans-serif;
  font-weight: inherit;
  text-decoration: none;
}
#aufgabe {
  margin-top: 120px;
  width: 500px;
  position: absolute;
  margin-left: 50px;
  height: 50px;
  z-index: 1;
}
#tickcontainer {
  position: absolute;
  margin-left: 530px;
  margin-top: 460px;
  z-index: 3;
}
#crosscontainer {
  position: absolute;
  margin-left: 530px;
  margin-top: 460px;
  z-index: 3;
}
#punkte {
  margin-top: 500px;
  font-size: 1.2em;
  position: absolute;
  margin-left: 120px;
}
#fehler {
  margin-left: 120px;
  margin-top: 530px;
  position: absolute;
  font-size: 1.2em;
}
#uebung {
  font-family: Arial;
  margin-left: 14px;
  position: absolute;
  width: 800px;
  height: 600px;
  background-color: #0066ff;
  left: 50%;
  margin-top: 50px;
  margin-left: -400px;
}
#grafik {
  background-image: url(img/sou.png);
  position: absolute;
  width: 161px;
  height: 80px;
  margin-top: 480px;
  margin-left: 310px;
}

#feld {
  height: 60px;
  width: 600px;
  background-color: white;
  font-size: 2.3em;
  position: absolute;
}

#loesungsanzeige {
  height: 60px;
  color:#ffff00; 
  font-size: 2.5em;
  font-weight: bold;
  position: absolute;
  margin-top: 340px;
  margin-left: 50px;
  z-index: 1;
}
#aufgabeschreiben {
  position: absolute;
  margin-top: 200px;
  margin-left: 50px;
  height: 50px;
  font-size: 2.3em;
  line-height: 1.5em;
  z-index: 1;
}
#tickcontainerschreiben {
  position: absolute;
  margin-left: 670px;
  margin-top: 320px;
  z-index: 5;
}
#crosscontainerschreiben {
  position: absolute;
  margin-left: 670px;
  margin-top: 320px;
  z-index: 5;
}
#eingabefeld {
  margin-top: 330px;
  position: absolute;
  margin-left: 50px;
}
#punktetitel {
  margin-left: 50px;
  margin-top: 500px;
  position: absolute;
  font-size: 1.2em;
}
#fehlertitel {
  position: absolute;
  margin-top: 530px;
  margin-left: 50px;
  font-size: 1.2em;
}
#titel {
  font-weight: bold;
  color:#ffff00;
  font-size: 2.4em;
  position: absolute;
  margin-top: 35px;
  margin-left: 50px;
}
#zurueck {
  margin-top: 536px;
  font-size: 1.3em;
  margin-left: 684px;
  position: absolute;
  font-weight: bold;
}
#zurueckzwei {
  margin-top: 536px;
  font-size: 1.3em;
  margin-left: 684px;
  position: absolute;
  font-weight: bold;
}
#teilangabe {
  margin-top: 50px;
  font-size: 1.3em;
  margin-left: 684px;
  position: absolute;
  font-weight: bold;
}
#copyright {
  position: absolute;
  width: 200px;
  margin-top: 570px;
  margin-left: 300px;
  font-size: 0.9em;
  text-align: center;
}
#basisinfo {
  font-family: Arial;
  position: absolute;
  width: 800px;
  height: 50px;
  margin-top: 610px;
}
#username {
  font-family: Arial;
  position: absolute;
  width: 250px;
  height: 50px;
  color:#ffff00;
}
#uebungslink {
  font-family: Arial;
  position: absolute;
  width: 250px;
  height: 50px;
  margin-left: 275px;
  text-align: center;
}
#logout {
  font-family: Arial;
  position: absolute;
  width: 250px;
  height: 50px;
  margin-left: 550px;
  text-align: right;
}