@charset "utf-8";
.btn{
 position: absolute;
 /* 背景色（薄緑） */
 background-color: #C8F662;
 top: 170px;
 width: 200px;
 height: 30px;
 font-size: 16px;
 font-weight: bold;
 padding-top: 5px;
 /* text-align: center; */
 font-align : center;
}
h1{
 position: absolute;
 left: 15px;
}
#msg1{
 position: absolute;
 top: 60px;
}
#msg2{
 position: absolute;
 top: 84px;
}
#msg3{
 position: absolute;
 top: 108px;
}
.msg{
 width: 575px;
 height: 28px;
 left: 15px;
/* padding-bottom: 8px; */
 font-size: 18px;
 line-hight: 28px; 
}
#btnSolt{
 left: 15px;
}
#btnExpedition{
 left: 225px;
}
#btnYoutube{
 left: 435px;
}