*{
    margin: 0;
    padding: 0;
}
html,body{
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.content{
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;

}

.text{
    margin-left: auto;
    margin-right: auto;
}

.text img{
    width: 400px;
}

.install:hover{
    margin-top: -1%;
}

.install{
    margin-left: auto;
    margin-right: auto;
    transition: 0.1s ease-in;
}

.install img{
    width: 300px;
}

.g{
    position: absolute;
    width: 200%;
    height: 30%;
    top: 70%;
    left: 0px;
    background-image: url('g.png');
    animation: ground 10s infinite linear;
}

.bg{
    width: 100%;
    height: 100%;
    background-image: url('bg.png');
}

@keyframes ground{
    from{
        left: 0px;
    }

    to{
        left: -100%;
    }
}