mymain.css

/**************TEXT.HTML************************/
body{
	  transition: background-color 5s;
	  -webkit-transition: background-color 5s;
}

#time{
  font-size: 300%;
  font-family: Orbitron, sans-serif;
}

h4{
  font-size: 200%;
  font-family: Orbitron, sans-serif;
  color: black;
}

.button {
    background-color: #4CAF50;
    border: none;
    color: white;
    padding: 15px 40px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 15px;
    cursor: pointer;
}
.button2 {background-color: #008CBA;} /* Blue */
.button3 {background-color: #f44336;} /* Red */ 
.button4 {background-color: #e7e7e7; color: black;} /* Gray */ 
.button5 {background-color: #555555;} /* Black */

#loader {
  position: absolute;
  left: 50%;
  top: 40%;
  z-index: 1;
  width: 150px;
  height: 150px;
  margin: -75px 0 0 -75px;
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #3498db;
  width: 120px;
  height: 120px;
  -webkit-animation: spin 2s linear infinite;
  animation: spin 2s linear infinite;
}

@-webkit-keyframes spin {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Add animation to "page content" */
.animate-bottom {
  position: relative;
  -webkit-animation-name: animatebottom;
  -webkit-animation-duration: 1s;
  animation-name: animatebottom;
  animation-duration: 1s
}

@-webkit-keyframes animatebottom {
  from { bottom:-100px; opacity:0 } 
  to { bottom:0px; opacity:1 }
}

@keyframes animatebottom { 
  from{ bottom:-100px; opacity:0 } 
  to{ bottom:0; opacity:1 }
}

#myDiv {
  display: none;
  text-align: center;
  margin-top: 10%;
}

/**************TIME.HTML***********************/
#body1{
	transition: background-color 30s;
	-webkit-transition: background-color 30s;
}

#txt{
	font-size: 500%;
	font-family: Orbitron, sans-serif;
	text-align: center;
}

#welcome{
    font-size: 200%;
    font-family: Orbitron, sans-serif;
    color: black;
    text-align: center;
    margin-top: 10%;
}

label{
	font-size: 200%;
	font-family: Orbitron, sans-serif;
	margin-left: 40%;
}

.alert{
    padding: 40px;
    background-color: black;
    opacity: 0.8;
    color: white;
    font-size: 200%;
    font-family: Lucida Console, Monaco, monospace;
    text-align: center;
    transition: all 4s ease;
}

.alert:hover{
    opacity: 0.6;
}

.closebtn {
    margin-left: 15px;
    color: white;
    font-weight: bold;
    float: right;
    font-size: 30px;
    line-height: 30px;
    cursor: pointer;
    transition: 0.3s;
}

.closebtn:hover{
    color: red;
}

#alert{
	  width: 100%;
    padding: 20px 0;
    margin-top:10px;
    font-size: 150%;
    font-family: Lucida Console, Monaco, monospace;
}

a{
	color: black;
	text-decoration: none;
	font-size: 150%;
  margin-left: 2%;
  margin-top: 3%;
}

a:hover{
	text-decoration: underline;
	color: black;
}