body{color:#000;background-color:#fff;text-align:center;font-family:sans-serif;font-size:13px;background-color:#4676b8;background-image:url(wolke.jpg);background-repeat:no-repeat}
.content{width:1000px;border:1px solid #888;padding:5px;text-align:justify;background-color:#4676b8;background-color:rgba(70,118,184,.5)}
.calc{text-align:center;background-color:#6e9eea;background-color:rgba(110,158,234,.5);border: 1px solid #888}
.vals{width:70px;text-align:right}
.tg{color:#444}
h1{text-align:center}
input{font-size:14px}
.result{border:0px;background-color:#fff;border:1px solid #000;font-weight:bold;width:100px;font-size:15px;text-align:center}
.c1{background-color:#80a0ff;padding:5px;border:1px solid #000}
.c2{background-color:#a0c0ff;padding:5px;border:1px solid #000}
.c3{background-color:#a0ffa0;padding:5px;border:1px solid #000}
.c4{background-color:#ffa0c0;padding:5px;border:1px solid #000}
.c5{background-color:#ff80a0;padding:5px;border:1px solid #000}