body {
    font-family: Helvetica, Tahoma
}

*,
:after,
:before {
    box-sizing: border-box
}

.aos-all {
    width: 1000px;
    max-width: 98%;
    margin: 10vh auto 0
}

.aos-item {
    display: inline-block;
    float: left;
    width: 33.3333%;
    height: 300px;
    padding: 20px
}

.aos-item__inner {
    position: relative;
    width: 100%;
    height: 100%;
    float: left;
    background: #1da4e2;
    line-height: 260px;
    text-align: center;
    color: #fff
}

@media screen and (max-width:800px) {
    .aos-item {
        width: 50%
    }
}