.instruments {
    position: fixed;
    margin: auto;
    right: 20px;
    bottom: 20px;
    width: 55px;
    height: 55px;
    z-index: 1000;
}

.instruments .title {
    width: 300px;
    height: 10px;
    top: 60px;
}

.instruments .item {
    display: block;
    position: absolute;
    left: 0px;
    top: 0px;
    width: 55px;
    height: 55px;
    background-color: white;
    -moz-border-radius: 10px;
    -webkit-border-radius: 10px;
    border-radius: 10px;
    cursor: pointer;
    text-align: center;
    line-height: 55px;
    transform: rotate(45deg)
}

.instruments i {
    font-size: 19px;
    color: #ffffff;
    transform: rotate(-45deg);
    margin-left: -4px;
}