*{
    margin: 0;
}

body{
    background: repeating-linear-gradient(8deg, black, #0b61ff 300px);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    flex-direction: column;


}

header{
    width: calc(100%*1);
    height: calc(2%*1);
    background-color: darkblue;
    color: wheat;
    font-size: 17px;
}

#start_box{
    position: absolute;
    /* left: 40%; */
    top: 7%;
}

.start{
    width: 200px;
    height: 70px;
    border-radius: 4px 37px;
    border: none;
    font-size: 70px;
    background: #0300d3;
    color: wheat;
    line-height: 50%;
    cursor: pointer;
}

.start:active{
    background-color: green;
}

#fader{
    width: calc(100%/2);
    height: calc(100%/2);
    background-color: #eeee;
    display: grid;
    position: absolute;
    margin-left: -50px;
    margin-top: 170px;
    grid-template-columns: calc(100%/3) calc(100%/3) calc(100%/3);
}


.child{
    border: crimson 1px solid;
}


#password_box{
    position: absolute;
    top: 80%;
    width: calc(100%/2);
    height: calc(100%/3);
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

.input_password{
    /* position: absolute; */
    width: 270px;
    height: 70px;
    border-radius: 4px 37px;
    font-size: 17px;
    border: #0300d3 10px solid;
    color: black;
    line-height: 50%;
    cursor: pointer;
    flex-direction: column;
    right: calc(100%/2);
}

.save_password{
    width: 200px;
    height: 70px;
    border-radius: 4px 37px;
    border: none;
    font-size: 50px;
    background: #0bfff4;
    color: black;
    line-height: 50%;
    cursor: pointer;
}


@media(max-width:900px){

    #password_box{
        position: absolute;
        top: 80%;
        width: calc(100%/2);
        height: calc(100%/3);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: space-around;
    }

    #fader{
        width: calc(151%/2);
        height: calc(110%/3);
        background-color: #eeee;
        display: grid;
        position: absolute;
        margin-left: -50px;
        margin-top: 170px;
        grid-template-columns: calc(100%/3) calc(100%/3) calc(100%/3);
    }
}