tools/EditTextVariations/assets/Theme_Material.css

<!--
/*
**
** Copyright 2014, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
**     http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
-->

body {
    background-color: #212121;
}
div.placeholder {
    color: #909090;
    font-size: 18px;
    margin: 0px 0px -34px 0px;
    padding: 4px 0px 4px 0px
}
div.input {
    border: none;
    margin: 4px 0px 4px -8px;
}
input {
    color: white;
    background-color: rgba(0, 0, 0, 0.0);
    font-size: 18px;
    line-height: 180%;
    vertical-align: center;
    padding-left: 8px;
    border-top: none;
    border-right: none;
    border-bottom: 1px solid #757575;
    border-left: none;
}
textarea {
    color: white;
    background-color: rgba(0, 0, 0, 0.0);
    font-size: 18px;
    line-height: 150%;
    vertical-align: center;
    padding-left: 8px;
    border-top: none;
    border-right: none;
    border-bottom: 1px solid #757575;
    border-left: none;
}