style.css

body{
  background-color: transparent;
  margin: 0;
}
#redo{
  transform: rotateY(180deg);
}
.container{
  width: 100vw;
  height: 100vh;
  display: table-cell;
  vertical-align: middle;
  text-align: center;
  background: #EFEFEF;
}
.editeur1, .htmlview{
  height: 300px;
  border: 1px solid #28324E;
  margin: 5px;
  margin-left: 10%;
  margin-right: 10%;
  width: auto;
  overflow: auto; 
  text-align: left !important;
  padding: 10px;
  outline: none;
  border-radius: 5px;
  font-size: 14px !important;
  font-family: 'Nunito', sans-serif;
}
.editeur1{
  margin-top: 0px;
  border-top-left-radius: 0px;
  border-top-right-radius: 0px;
}

.htmlview{
  display: none;
}

h1{
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 6vw;
  margin: 0;
  margin-bottom: 15px;
}

.editeur1{
  background-color: white;
}

.panel-boutons{
  position: relative;
  text-align: center !important;
  margin-left: 10%;
  margin-right: 10%;
  border-radius: 5px;
  width: auto;
  background-color: #333333;
  border-bottom-left-radius: 0px;
  border-bottom-right-radius: 0px;
}

.boutons-form{
  position: relative;
  text-align: right !important;
  margin-left: 10%;
  margin-right: 10%;
  border-radius: 5px;
}

.panel-boutons button{
  font-size: 1.3vw;
  width: 2.6vw;
  height: 2.4vw;
}

.bouton-groupe{
  display: inline-block;
  padding: 0.5vw;
}

.panel-boutons button:hover{
  color: #EB6B56;
  background-color:#b0e0e6;
}
.wysiwyg{
  width: 80%;
  margin: auto;
  padding: 2vw;
  border-radius: 10px;
  position: relative;
}

#save,#cmd{
  background-color: #1ABC9C;
  border: none;
  font-size: 1.5vw;
  padding: 1.5vw;
  padding-top: 0.6vw;
  padding-bottom: 0.6vw;
  border-radius: 5px;
  color: white;
  transition: all .6s;
  outline: none;
}
#save:hover{
  background-color: #00A885;
  box-shadow: 0px 0px 10px 0px rgba(156, 156, 156, 0.75);
  -moz-box-shadow: 0px 0px 10px 0px rgba(156, 156, 156, 0.75);
  -webkit-box-shadow: 0px 0px 10px 0px rgba(156, 156, 156, 0.75);
}

.message-popup{
  position: absolute;
  background-color: #00A885;
  opacity: .0;
  color: white;
  font-size: 1.2vw;
  padding: 1.2vw;
  padding-top: 0.6vw;
  padding-bottom: 0.6vw;
  border-radius: 5px;
  transition: all .9s;
  top: -3.4vw;
  left: 12%;
  right: 12%;
  width: auto;
}
.textfeild1{
	margin-right: 24vw;
}