:root {
    --blue_low_opacity_background: rgba(30, 73, 153, 0.9);
    --lachs: rgb(255, 190, 179);
    --light_yellow: rgb(255, 244, 221);
    --grey: rgb(211, 206, 211)
  }

  #active_link {
    color: var(--blue_low_opacity_background);
  }

.title_download {
    color: var(--lachs);
    text-align: center;
    font-size: 25px;
    margin-bottom: 50px;
    margin-top: 30px;
}

.undertitle {
    font-size: 15px;
    color: var(--light_yellow);
    margin-bottom: 50px;
}

.three_icons img{
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.app_icon {
    width: 100px;
    border-radius: 20px;
    margin-bottom: 30px;
  }

  .back_to_button {
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.20);
    text-shadow: 2px 2px #1E4999;
    padding: 15px;
    margin: 50px;
    width: 200px;
  
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.back_to_button a div { 
    font-size: 15px;
    text-align: center;
    color: var(--lachs);  
}

.back_to_button:hover {
    transform: scale(1.1);
}

@media (min-width: 1000px) {

    #active_link {
        color: var(--lachs);
    }

    .title_download {
        font-size: 50px;

    }
    
    .undertitle {
        font-size: 20px;
    }

    .app_icon {
        box-shadow: 8px 8px var(--light_yellow);
      }

    .whole_front {
        display: flex;
        justify-content: center;
        margin-top: 30px;
        margin-bottom: 50px;
    }
    
    .three_icons{
        display: flex;
        flex-direction: column;
        margin-top: 100px;
    }

    .back_to_button {
        margin: 50px;
        width: auto;
    }
    
    .two_buttons {
        display: flex;
        justify-content: center;
     }
    
    .back_to_button a div { 
        text-align: center;
     }

}

@media (min-width: 1260px) {

    .download_icons {
        display: flex;
        flex-direction: row;
    }

    .icon_google {
        transform: translate(5%, -30%);
    }

}