body {
  font-family: Arial, sans-serif;
  background-color: #7f8c8d;
  background-size: cover;
  margin-top: 50px auto;
  color: white;
}


.w3-input{
  display: block;
  box-sizing: padding-box;
  overflow: hidden;
  background-color: #95a5a6;
   resize: none;
  font-size: 14px;
  border-radius: 25px;
  box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
  border: 0;
  width:99.4%
}

textarea {
  display: block;
  box-sizing: padding-box;
  overflow: hidden;
  width: 75%;
  background-color: #95a5a6;
   resize: none;
  font-size: 14px;
  border-radius: 25px;
  box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
  border: 0;
}


video { 
    position: fixed;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -100;
    transform: translateX(-50%) translateY(-50%);
  background-size: cover;
  transition: 1s opacity;
}