* {
    margin: 0;
    border: 0;
    padding: 0;
    font-family: sans-serif
}

.container1 {
    width: 70%;
    max-width:  800px;
    margin-top: 50px;
    margin-left: 50px;
    position: relative
}

.parent {
    width: 100%;
    background-color: #c1c1c1;
    height: 30px;
    margin-top: 25px;
    margin-bottom: 20px
}

.child {
    width: 0%;
    background-color: #53b453;
    height: 100%
}

.clk {
    padding: 10px 20px;
    font-size: 20px;
    color: white;
    background-color: #53b453;
    cursor: pointer
}

.clk:hover {
    background-color: #c1c1c1;
}

.prog {
    position: absolute;
    display: block;
    right: 0
}

@media screen and (max-width: 700px) {
    .container{
        text-align: center;
        margin:auto;
        margin-top: 40px
    }
    h1{
        font-size: 20px
    }
    .prog{
        bottom: 20px
    }
}