stylesheet.css

.gradientbox{
    background-image: linear-gradient(to top right, rgb(0, 75, 150), rgb(6, 170, 247));
    /* Set rules to fill background */
    min-height: 100%;
    min-width: 1024px;
    animation: change 10s ease-in-out infinite;
      
    /* Set up proportionate scaling */
    width: 100%;
    height: auto;
      
    /* Set up positioning */
    position: fixed;
    top: 0;
    left: 0;
    
    }

.from_buttonbox label span.first{
    background-color: transparent;
    background-repeat:no-repeat;
    border: none;
    cursor:pointer;
    outline:none;
    font-family: Montserrat;
    color: #4EA2EB;
    letter-spacing: 1.3px;
    font-weight: 400;
    font-size: 14px;
    opacity: 0.8;
    transition: 0.3s;
}

.from_buttonbox label span.last{
    background-color: transparent;
    background-repeat:no-repeat;
    border: none;
    cursor:pointer;
    outline:none;
    font-family: Montserrat;
    color: #4EA2EB;
    font-weight: 700;
    font-size: 18px;
    opacity: 0.8;
    transition: 0.3s;
    position: absolute;
    right: 21px;
    margin: 19.5px 0px 0px 20px;
}

.from_buttonbox label input:hover ~ span.first{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.from_buttonbox label input:hover ~ span.last{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.from_buttonbox label input:checked ~ span.first{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.from_buttonbox label input:checked ~ span.last{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.from_buttonbox label input{
    display: none;
}

.from_buttonbox label span{
    display: inline-block;
    margin: 21px 0px 0px 20px;
}

.from_buttonbox {
  width: 248px;
  height: 306px;
  border-color: #fff;
  border: 1px solid #CCE7FF; 
  border-radius: 5px;
  position: absolute;
  Left: 120px;
  top: 293px;
}

.to_buttonbox label span.first{
    background-color: transparent;
    background-repeat:no-repeat;
    border: none;
    cursor:pointer;
    outline:none;
    font-family: Montserrat;
    color: #4EA2EB;
    letter-spacing: 1.3px;
    font-weight: 400;
    font-size: 14px;
    opacity: 0.8;
    transition: 0.3s;
}

.to_buttonbox label span.last{
    background-color: transparent;
    background-repeat:no-repeat;
    border: none;
    cursor:pointer;
    overflow: hidden;
    outline:none;
    font-family: Montserrat;
    color: #4EA2EB;
    font-weight: 700;
    font-size: 18px;
    opacity: 0.8;
    transition: 0.3s;
    position: absolute;
    right: 21px;
    margin: 19.5px 0px 0px 20px;
}

.to_buttonbox label input:hover ~ span.first{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.to_buttonbox label input:hover ~ span.last{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.to_buttonbox label input:checked ~ span.first{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.to_buttonbox label input:checked ~ span.last{
    color: #ffffff;
    opacity: 1; 
    font-weight: 700;
}

.to_buttonbox label input{
    display: none;
}

.to_buttonbox label span{
    display: inline-block;
    margin: 21px 0px 0px 20px;
}

.to_buttonbox {
  width: 248px;
  height: 306px;
  border-color: #fff;
  border: 1px solid #CCE7FF;
  border-radius: 5px;
  position: absolute;
  left: 418px;
  top: 293px;
}

.formula_output {
  height: 248px;
  width: 161px;
  border-radius: 5px;
  background-color: #4DB1FF;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input, .to_form[type=number]{
  width: 225px;
  height: 72px;
  size: 25px;
  border: 1px dashed #4DB1FF;
  border-style: dashed;
  border-radius: 5px;
  background-color: #4DB1FF;
  color: #ffffff;
  transition: 0.3s;
  padding-left: 21px;
}

input, .to_form[type=number]::placeholder{
  color: #79C4FF;
}


input, .from_form[type=number]{
  width: 225px;
  height: 72px;
  size: 25px;
  border: 1px dashed #CCE7FF;
  background-color: transparent;
  border-radius: 5px;
  transition: 0.3s;
  padding-left: 21px;
}

input, .from_form[type=number]::placeholder{
  color: #4EA2EB;
}


input, .dpi_form[type=number]{
  width: 136px;
  height: 72px;
  size: 25px;
  border: 1px solid #CCE7FF;
  border-style: dashed;
  border-radius: 5px;
  transition: border 0.3s linear;
  padding-left: 21px;
}

input, .dpi_form[type=number]::placeholder{
  color: #4EA2EB;
}

label, .from_form {
  font-family: Montserrat;
  font-size: 25px;
  font-weight: 600;
  color: #ffffff;
  font-kerning: normal 50;
}

.from_form:hover{
  border-color: #fff;
}

.from_form:focus{
  outline: none;
}

label, .to_form {
  font-family: Montserrat;
  font-size: 25px;
  font-weight: 600;
  color: #ffffff;
  font-kerning: normal 50;
}

.to_form:hover {
  border-color: #4DB1FF;
}

label, .dpi_form {
  font-family: Montserrat;
  font-size: 25px;
  font-weight: 600;
  color: #fff;
  font-kerning: normal 50;
}

.dpi_form:hover {
  border-color: #FFF;
}

.dpi_form:focus{
  outline: none;
}

.dpi_section {
  position: absolute;
  left: 686px;
  top: 491px;
}

.dpi_section p {
   font-family: Montserrat;
   font-size: 10px;
   font-weight: 200;
   position: absolute;
   top: 75px;
   color: #fff;
}

.from_section {
  position: absolute;
  left: 120px;
  top: 201px;
}

.to_section {
  position: absolute;
  left: 418px;
  top: 201px;
}

h1 {
  Font-family: Montserrat;
  Font-size: 10px;
  letter-spacing: 1.3px;
  Font-weight: 600;
  Color: #fff;
  position: absolute;
  top: 193px;
  left: 686px;
}

.formula {
  position: absolute;
  left: 686px;
  top: 220px;
  color: #4DB1FF;
}

h2 {
  Font-family: Montserrat;
  Font-size: 30px;
  letter-spacing: 1.3px;
  Font-weight: 600;
  position: absolute;
  left: 385px;
  top: 195px;
  Color: #fff}

.formula_output p {
  padding: 13px;
  position: relative;
  Font-family: Montserrat;
  Font-size: 13px;
  Font-weight: 350;
  color: #fff;
  margin-block-start: 5px;
  margin-block-end: 5px;
}

.designedby {
  Font-family: Montserrat;
  Font-size: 5px;
  Font-weight: 350;
  color: #FFF;
  position: fixed;
  left: 30px;
  bottom: 43px;
  margin-block-start: 0;
  margin-block-end: 0;
  letter-spacing: .8px;
}

.ver {
  Font-family: Montserrat;
  Font-size: 8px;
  Font-weight: 350;
  color: #FFF;
  position: fixed;
  right: 30px;
  bottom: 30px;
  margin-block-start: 0;
  margin-block-end: 0;
  letter-spacing: .8px;
}

.dgc {
  Font-family: Montserrat;
  Font-size: 10px;
  Font-weight: 600;
  color: #FFF;
  position: fixed;
  left: 30px;
  bottom: 30px;
  margin-block-start: 0;
  margin-block-end: 0;
}


.welogo {
  top: 30px;
  right: 30px;
  position: fixed;
  max-width: 100%;
  max-height: 100px;
  z-index: 20;
}

li {
  list-style: none;
}

@media only screen and (min-width:320px) and (max-width:500px){
 
 
/* TAGS */ 
  .welogo {
    top: 15px;
    right: 15px;
    height: 18px;
    width: 33px;
  }

  .dgc {
    Font-family: Montserrat;
    Font-size: 10px;
    Font-weight: 600;
    color: #FFF;
    position: fixed;
    left: 14px;
    bottom: 15px;
    margin-block-start: 0;
    margin-block-end: 0;
}

.designedby {
  Font-family: Montserrat;
  Font-size: 5px;
  Font-weight: 350;
  color: #FFF;
  position: fixed;
  left: 15px;
  bottom: 28px;
  margin-block-start: 0;
  margin-block-end: 0;
}

.ver {
  Font-family: Montserrat;
  Font-size: 10px;
  Font-weight: 350;
  color: #FFF;
  position: fixed;
  right: 15px;
  bottom: 15px;
  margin-block-start: 0;
  margin-block-end: 0;
  letter-spacing: 2px;
}
/* TAGS */

/* FORMULA SECTION */

:root{
  --web-view-ids: iPhone_X_XS_11_Pro___1;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
}

/* FORMULA SECTION */





/* DPI SECTION DPI SECTION DPI SECTION DPI SECTION DPI SECTION DPI SECTION */

.dpi_section p {
  font-family: Montserrat;
  font-size: 10px;
  font-weight: 200;
  position: absolute;
  top: -12px;
  left: 210px;
  color: #fff;
}

.dpi_section {
  position: fixed;
  left: 30px;
  top: 530px;
}

input, .dpi_form[type=number]{
  width: 161px;
  height: 47px;
  size: 20px;
  border: 1px solid #CCE7FF;
  border-style: dashed;
  border-radius: 5px;
  transition: border 0.3s linear;
  padding-left: 21px;
  background: transparent;
}

/* DPI SECTION DPI SECTION DPI SECTION DPI SECTION DPI SECTION DPI SECTION */


/* FORMULA SECTION FORMULA SECTIOM FORMULA SECTION FORMULA SECTION FORMULA SECTION */

.formula {
  position: fixed;
  left: 30px;
  top: 435.5px;
  color: #4DB1FF;
}

h1 {
  Font-family: Montserrat;
  Font-size: 10px;
  letter-spacing: 1.3px;
  Font-weight: 600;
  Color: #fff;
  position: fixed;
  top: 412.5px;
  left: 30px;
}

.formula_output {
  height: 74px;
  width: 349px;
  border-radius: 5px;
  background-color: #4DB1FF;
}

.formula_output p {
  padding-top: 10px;
  padding-left: 13px;
  padding-right: 13px;
  padding-bottom: 13px;
  position: relative;
  Font-family: Montserrat;
  Font-size: 13px;
  Font-weight: 350;
  color: #fff;
  margin-block-start: 5px;
  margin-block-end: 5px;
}

/* FORMULA SECTION FORMULA SECTIOM FORMULA SECTION FORMULA SECTION FORMULA SECTION */





/* TO SECTION TO SECTION TO SECTION TO SECTION TO SECTION TO SECTION */

.to_section {
  position: fixed;
  left: 30px;
  top: 255px;
  background-color: #4DB1FF;
  color: #ffffff;
  border-radius: 5px;
}

input, .to_form[type=number] {
  width: 316px;
  height: 72px;
  size: 25px;
  border: 1px dashed #4DB1FF;
  border-style: dashed;
  border-radius: 5px;
  background-color: #4DB1FF;
  transition: 0.3s;
  padding-left: 21px;
  color: #ffffff;
  z-index: 1;
}

input, .to_form[type=number]:disabled {
  color: #ffffff;
}

label, .to_form {
  font-family: Montserrat;
  font-size: 25px;
  font-weight: 600;
  color: #ffffff;
  font-kerning: normal 50;
}

label, .to_form:disabled {
  color: #ffffff;
}


.to_buttonbox {
  width: 350px;
  height: 47px;
  border-color: #fff;
  border: 1px solid #CCE7FF;
  border-radius: 5px;
  position: fixed;
  left: 30px;
  top: 355px;
  display: inline-block;
}

.to_buttonbox label span.first{
  display: none;
}

.to_buttonbox label span.last{
  left: -5px;
  right: 0px;
  top: 5px;
  display: inline;
  position: relative;
  background-color: transparent;
  background-repeat:no-repeat;
  border: none;
  cursor:pointer;
  overflow: hidden;
  outline:none;
  font-family: Montserrat;
  color: #4EA2EB;
  font-weight: 700;
  font-size: 18px;
  opacity: 0.8;
  transition: 0.3s;
  margin: 18px 0px 0px 18px;
}

.to_select{
  display: inline-block;
}

/* TO SECTION TO SECTION TO SECTION TO SECTION TO SECTION TO SECTION */






/* FROM SECTION FROM SECTION FROM SECTION FROM SECTION FROM SECTION */

.from_section {
  position: fixed;
  top: 53px;
  left: 30px;
}

input, .from_form[type=number] {
  width: 316px;
  height: 72px;
  size: 25px;
  border: 1px dashed #CCE7FF;
  background-color: transparent;
  border-radius: 5px;
  transition: 0.3s;
  padding-left: 21px;
}

label, .from_form {
  font-family: Montserrat;
  font-size: 25px;
  font-weight: 600;
  color: #ffffff;
  font-kerning: normal 50;
}

.from_buttonbox {
  width: 350px;
  height: 47px;
  border-color: #ffffff;
  border: 1px solid #CCE7FF;
  border-radius: 5px;
  position: fixed;
  left: 30px;
  top: 153px;
  display: inline-block;
}

.from_buttonbox label span.first{
  display: none;
}

.from_buttonbox label span.last{
  left: -5px;
  right: 0px;
  top: 5px;
  display: inline;
  position: relative;
  background-color: transparent;
  background-repeat:no-repeat;
  border: none;
  cursor:pointer;
  overflow: hidden;
  outline:none;
  font-family: Montserrat;
  color: #4EA2EB;
  font-weight: 700;
  font-size: 18px;
  opacity: 0.8;
  transition: 0.3s;
  margin: 18px 0px 0px 18px;
}


/* FROM SECTION FROM SECTION FROM SECTION FROM SECTION FROM SECTION */

h2 {
  Font-family: Montserrat;
  Font-size: 30px;
  letter-spacing: 1.3px;
  Font-weight: 600;
  position: fixed;
  left: 50%;
  top: 183.5px;
  Color: #fff}


}