body {
    overflow-x: hidden;
    padding: 0;
    margin: 0 auto;
    min-width: 960px;
}

img {
    border: 0;
    display: block;
    height: 2171px;
    width: 1920px;
    position: relative;
    left: 50%;
    margin-left: -960px;
}


/*chrome滚动条样式*/
::-webkit-scrollbar {
    height: 8px;
    width: 8px;
    background: rgba(222, 222, 222, 0.5);
    transition: all 0.3s ease-in-out;
    border-radius: 5px
}

::-webkit-scrollbar-button {
    display: none
}

::-webkit-scrollbar-track {
    background-color: #fff
}

::-webkit-scrollbar-track-piece {
    background: #fff
}

::-webkit-scrollbar-thumb {
    width: 8px;
    min-height: 15px;
    background: rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease-in-out;
    border-radius: 5px
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.6)
}

::-webkit-scrollbar-thumb:active {
    background: rgba(0, 0, 0, 0.8)
}