.calculator{background:-moz-linear-gradient(15deg,#ccc,#fff,#ccc) 0 0 #eee;border-color:#eee #ccc #aaa #ddd;border-style:solid;border-width:2px;font-family:Arial;height:auto;margin:7px auto;padding:5px;width:214px}.calculator span{background:0 0 rgba(40,124,132,.1);border:1px solid #6498c0;color:#43698d;cursor:pointer;display:block;float:left;font-size:14px;font-weight:700;height:22px;line-height:22px;margin:4px;text-align:center;vertical-align:middle;width:32px}.calculator:after{clear:left;content:"";display:block;height:0;width:100%}.calculator span sup{font-size:.5em;line-height:10px}.calculator span#eq{float:right;height:52px;line-height:52px}.calculator #view{background:0 0 #fff;border-color:#aaa #ccc #eee #ddd;border-style:solid;border-width:3px;color:#000;font-size:20px;height:40px;line-height:20px;margin-bottom:2px;padding:8px;text-align:right;vertical-align:middle;width:200px}.calculator span#del{float:right;width:72px}.calculator span#bs{float:left;width:112px}.calculator span:nth-child(3){clear:right}