.littleBoxes {
    width: 350px;
    height: 350px;
    margin: 0 auto;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -190px;
    margin-left: -190px;
}
.littleBoxes > div {
    position: absolute;
    width: 90px;
    height: 90px;
    text-align: center;
    border: 2px solid white;
    overflow: hidden;
    background-color: #f7f7f7;
    -moz-box-shadow: 0px 0px 3px #555;
    -webkit-box-shadow: 0px 0px 3px #555;
    box-shadow: 0px 0px 3px #555;
    background-position: center center;
    z-index: 999;
}
a.titl {
    font-size: 15px;
    font-weight: bold;
    letter-spacing: 0px;
    display: block;
    line-height: 90px;
    text-decoration: none;
    color: #fff;
    background: url(../main/bgItem.png) no-repeat top center;
    outline: none;
    text-shadow: 1px 1px 1px #888;
    -moz-box-shadow: 1px 1px 3px #777;
    -webkit-box-shadow: 1px 1px 3px #777;
    box-shadow: 1px 1px 3px #777;
    transition: .3s;
    -webkit-transition: .3s;
    -moz-transition: .3s;
    -o-transition: .3s;
    opacity: 0.825;
}
a.titl:hover {
    font-size: 16px;
}
a:hover {
    text-decoration:none;
}
.littleBoxes div.boxcontent {
    width: 334px;
    height: 246px;
    text-align: left;
    padding: 10px;
    font-size: 13px;
    background-color: #f0f0f0;
    border: 2px solid #fff;
    margin: 10px 0px 0px 10px;
    text-shadow: 1px 1px 1px #fff;
    -moz-box-shadow: 1px 1px 3px #777;
    -webkit-box-shadow: 1px 1px 3px #777;
    box-shadow: 1px 1px 3px #777;
    opacity: 0.75;
    display: none;
}

.bgabout{
    background-image: url(../main/main.jpg);
    background-repeat: no-repeat;
    background-size: 90px 90px;
}
.bgmhr{
    background-image: url(../main/mhr.png);
    background-repeat: no-repeat;
    background-size: 90px 90px;
}
.bgbmi{
    background-image: url(../main/bmi.jpg);
    background-repeat: no-repeat;
    background-size: 90px 90px;
}
.bgadh{
    background-image: url(../main/adh.png);
    background-repeat: no-repeat;
    background-size: 90px 90px;
}
.bgaqi{
    background-image: url(../main/aqi.png);
    background-repeat: no-repeat;
    background-size: 90px 90px;
}
.bgpulscore{
    background-image: url(../main/pulscore.png);
    background-repeat: no-repeat;
    background-size: 90px 90px;
}
.bgfitbit{
    background-image: url(../main/fitbit.jpg);
    background-repeat: no-repeat;
    background-size: 90px 90px;
}
.bg{
    background-image: url(../main/main.jpg);
    background-size: 360px 360px;
}

.btn {
    cursor: pointer;
    margin: 2px;
    border-radius: 5px;
    border: 2px #55acee solid;
    text-decoration: none;
    text-align: center;
    padding: 10px;
    display: inline-block;
    white-space: nowrap;
}
.submitbtn {
    border-radius: 2px;
}
.btn:hover {
    border: 2px #9b59b6 solid;
}