src/styles/Mail.css
:root {
	--input-width: 400px;
}

.mail {
	padding-top: 80px;
	padding-bottom: 80px;
}

.entry input,
.entry textarea {
	background-color: #181721;
	width: var(--input-width);
	border: 1px solid #6253e8;
	border-radius: 4px;
	caret-color: #6253e8;
	padding-left: 10px;
	color: #f5f5f5;
}

.light .entry input,
.light .entry textarea{
  background-color: #f5f5f5;
  color: #000;
  transition: all 0.5s;
}

.entry input:active,
.entry textarea:active,
.entry input:focus,
.entry textarea:focus {
	outline: none;
	background-color: #181721;
}

.light .entry input:active,
.light .entry textarea:active,
.light .entry input:focus,
.light .entry textarea:focus {
	outline: none;
	background-color: #f5f5f5;
}

.entry input {
	min-height: 40px;
}

.entry textarea {
	padding-top: 10px;
	resize: none;
}

.entry > div:not(.btn, .options) {
	margin-top: 20px;
	display: flex;
	flex-direction: column;
}

.entry > div:not(.btn) label {
	margin-bottom: 5px;
}

.options {
	padding-top: 20px;
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	width: var(--input-width);
}

.options div {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	padding-top: 10px;
}

.options div label {
	overflow: hidden;
}

[type='radio'] {
	padding-top: 5px;
}

[type='radio']:checked,
[type='radio']:not(:checked) {
	position: absolute;
	left: -9999px;
}
[type='radio']:checked + label,
[type='radio']:not(:checked) + label {
	position: relative;
	padding-left: 28px;
	cursor: pointer;
	line-height: 20px;
	display: inline-block;
	color: #666;
}
[type='radio']:checked + label:before,
[type='radio']:not(:checked) + label:before {
	content: '';
	position: absolute;
	left: 0;
	top: 0;
	width: 18px;
	height: 18px;
	border: 1px solid #ddd;
	border-radius: 100%;
	background: transparent;
}
[type='radio']:checked + label:after,
[type='radio']:not(:checked) + label:after {
	content: '';
	width: 12px;
	height: 12px;
	background: #6253e8;
	position: absolute;
	top: 4px;
	left: 4px;
	border-radius: 100%;
	-webkit-transition: all 0.2s ease;
	transition: all 0.2s ease;
}
[type='radio']:not(:checked) + label:after {
	opacity: 0;
	-webkit-transform: scale(0);
	transform: scale(0);
}
[type='radio']:checked + label:after {
	opacity: 1;
	-webkit-transform: scale(1);
	transform: scale(1);
}

.btn {
	cursor: pointer;
	background-color: #6253e8;
	width: calc(calc(var(--input-width) / 2) + 20px);
	min-height: 35px;
	display: grid;
	place-items: center;
	border-radius: 5px;
	margin-top: 10px;
}

.light .btn{
	color: #fff;
}

@media only screen and (max-width: 600px) {
	:root {
		--input-width: 97%;
	}
}

@media only screen and (max-width: 531px) {
	:root {
		--input-width: 95%;
	}
}

@media only screen and (max-width: 350px) {
	:root {
		--input-width: 94%;
	}
}
