body{
margin: 0;

}
#infos_img{
    width: 70px;
}
#nav{
    display: flex;
    justify-content: space-around;
    align-items: center;
    border-bottom:solid ;
    padding: 5px;
}
.navbut{
    background-color: white;
    border: solid 2px;
    padding: 5px;
    border-radius: 10px;
    font-size: 20px;
    cursor: pointer;
  font-family: "BioRhyme", serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
  
}
#main_txt{
    font-size: 40px;
    margin-top: 20px;
    text-align: center;
      font-family: "BioRhyme", serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
  
    
}
#descrebtion{
    margin: 10px;
    font-size: 30px;
    font-family: "BioRhyme", serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
}
#start{
    position: absolute;
    left: 50%;
    top: 70%;
    transform: translate(-50% , -50%);
    font-size: 30px;
    border: 2px solid;
    padding: 10px;
    border-radius: 10px;
    cursor: pointer;
    background-color: black;
    color: #fff;
          font-family: "BioRhyme", serif;
  font-optical-sizing: auto;
  font-weight: 700;
  font-style: normal;
}