style.css

/*  Copyright 2015 PetaByteBoy

    This file is part of the Material Design Firmware Downloader.

    The Material Design Firmware Downloader is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    The Material Design Firmware Downloader is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with the Material Design Firmware Downloader.  If not, see <http://www.gnu.org/licenses/>. */

.main {
  text-align: center;
  background-image: url("img/background.png");
  background-size: cover;
  background-position: center center;
  background-color: #f0f3f5;
}

.headline {
  text-transform: uppercase;
  margin: 0;
  padding: 0 15px;
  
  width: 100%;
  margin-left: -115px;
}
h1.headline {
  margin-top: 10px;
  font-size: 1.8em;
}
h2.headline {
  font-size: 1.2em;
}

.md-card-image {
  -webkit-filter: drop-shadow(0px 5px 8px #222);
  filter: drop-shadow(0px 5px 8px #222);
  margin: 15px 0 15px 15px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  padding-left: 35px;
  width: 80px;
  float: left;
}
md-whiteframe {
  overflow: auto !important;
  width: 55%;
  height: 100%;
  background-color: rgba(255,255,255,0.8);
}

md-select {
  width: 90%;
  margin: 15px;
}

.md-button {
  width: 80%;
  margin: 30px !important; 
}

.whiteframe-content {
  height: 100%;
  width: 100%;
}

@media (orientation: portrait) {
  md-whiteframe {
    width: 90%;
  }

  .md-card-image {
    width: 55vw;
  }
}

.license {
  margin-top 60px;
  -webkit-margin-before: 15px;
  -webkit-margin-after: 15px;
  -webkit-margin-start: 60px;
  -webkit-margin-end: 60px;
  -moz-margin-before: 15px;
  -moz-margin-after: 15px;
  -moz-margin-start: 60px;
  -moz-margin-end: 60px;
}

.legend {
    text-align: left;
    font: 12px/14px Arial, Helvetica, sans-serif;
    background: rgba(255,255,255, 0.9);
    box-shadow: 0 0 15px rgba(0,0,0,0.2);
    border-radius: 5px;
    padding: 6px 8px;
    width: 170px;
    line-height: 16px;
    color: #555;
}
.legend i {
    width: 16px;
    height: 14px;
    float: left;
    margin-right: 8px;
    opacity: 0.7;
}
.leaflet-top,
.leaflet-bottom {
  z-index: 80;
}

@media (max-width: 1024px) {
  md-whiteframe {
    width: 100%;
  }
}
@media (min-width: 1025px) and (max-width: 1280px) {
  md-whiteframe {
    width: 80%;
  }
}
@media (min-width: 1281px) and (max-width: 1440px) {
  md-whiteframe {
    width: 70%;
  }
}
@media (min-width: 1441px) and (max-width: 1680px) {
  md-whiteframe {
    width: 60%;
  }
}
@media (min-width: 1681px){
  md-whiteframe {
    width: 55%;
  }
}