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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">$ }! J1 t# @5 s3 h
- Label for your tooltip/ R1 \* P: P8 i+ y4 p, k
- </span>
复制代码CSS代码: - .tooltip-toggle {
. D, N4 J3 h7 T) {$ E; o - cursor: pointer;
: _: n; u0 K3 O! |0 J - position: relative;
( c: Y1 e3 Z K) D9 R - }
: |& B) \; O5 P x1 A" ^8 @ - .tooltip-toggle svg {
6 K# E/ \) W3 R# c! q; `; a - height: 18px;; G' r- O* f" j' |- y6 d* m* @
- width: 18px;
# C3 }# q9 c* Y - padding-right: 0.5rem;; ~5 Z& V/ e/ @( D$ v7 D
- }
9 ?# e2 n* i4 e, a - .tooltip-toggle::before {
4 @7 U1 x- b Q" b- W: o+ y5 w+ y - position: absolute;
' t# ?9 k& b. u9 f - top: -80px;/ p/ i, o9 x# }$ J V% M2 E
- left: -80px;8 N+ ]/ l. T# ]* v4 Q+ n
- background-color: #2B222A;' m2 H* T; R) T# ]! W
- border-radius: 5px;/ u2 ]# |7 d, u9 z& l& K
- color: #fff;
7 c5 }& Y8 c6 Q6 Y) m - content: attr(data-tooltip);
5 P* L( l( V* ~. }6 o - padding: 1rem;
T* X. A$ p, y4 M3 ] - text-transform: none;
$ o {' p+ t9 u3 C9 \$ k, h - -webkit-transition: all 0.5s ease;
6 I: C) c$ {/ n- z- { - transition: all 0.5s ease;: r, H8 k. V- W; |: g. L! H
- width: 160px; |/ t9 n8 |* [' ]8 u
- }
% ?# |- r- V" u+ a - .tooltip-toggle::after {1 ], e8 l6 k. s6 S
- position: absolute;- |6 b6 f2 ? w0 J) n
- top: -12px; o7 g6 N% b) }8 I' T
- left: 9px;! u Y+ y8 {3 a, A
- border-left: 5px solid transparent;
l! g& I! A, w: v - border-right: 5px solid transparent;& x9 V% l- j5 c/ D4 @
- border-top: 5px solid #2B222A;) v6 s# m5 A6 r4 Z
- content: " ";. z; A% \9 B' J! X* ~
- font-size: 0;0 b+ T N: h% ^7 _7 _
- line-height: 0;4 ~+ Z7 Z. Q9 a) {- N j# `# [
- margin-left: -5px;
+ ^5 [, Y. h a7 j9 f8 I! x0 T - width: 0;
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: N: d5 a6 t& G8 A9 E$ Z. j - .tooltip-toggle::before, .tooltip-toggle::after {
/ F9 A7 _5 Q$ w' U u" T - color: #efefef;0 t: c2 m0 W" C2 K
- font-family: monospace;
Y {* `6 [8 X - font-size: 16px;
$ A5 d7 v/ i4 }1 |: ^* J& {4 _ - opacity: 0;
- p7 z4 `! g8 U, u - pointer-events: none;" |; b4 y' H0 R, g r2 H- Q. S D' {
- text-align: center;+ K2 Z. q# Q0 u0 q" H$ |
- }
- Z# a7 _+ j$ i! e' ^! {0 M - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 G- w" x6 N% F+ h5 K
- opacity: 1;
) K }- X m0 ` D8 c - -webkit-transition: all 0.75s ease;/ {1 [5 E4 v5 k1 A
- transition: all 0.75s ease;
- g4 \- ?3 g2 x( E2 a* h% r - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">" P) w2 `+ Q# u4 [& i) b
- <ul class="nav-items">
5 m7 m. F6 I V5 \. H1 F - <!-- Navigation -->
9 F' _! r* F, y2 `: o8 E3 D' `) R2 ? - <li class="nav-item"><a href="#">Home</a></li>8 i: `5 Z/ m; k3 A' D' U$ C0 v' k
- <li class="nav-item"><a href="#">About</a></li>
( g" B$ Y6 ]1 c. Y' Z `) N - <li class="nav-item"><a href="#">Contact</a></li>
5 T$ Z3 D/ \* l+ V - <!-- Dropdown menu -->
6 G0 e U$ h6 H% y0 E - <li class="nav-item nav-item-dropdown"> Z/ X5 B1 F% r5 U3 C" B
- <a class="dropdown-trigger" href="#">Settings</a>
( o3 H8 H( j1 P; @0 j) ^& a$ G - <ul class="dropdown-menu">1 L: Y4 I+ E- C0 T
- <li class="dropdown-menu-item">
4 X, U* ~3 E- m8 {: a& w7 s - <a href="#">Dropdown Item 1</a>
3 K; w# r3 ?/ x: c: C% @+ R/ ~ - </li>* {3 F ?9 C" G, T# P
- <li class="dropdown-menu-item">
6 j# I% S3 N ?! d2 } - <a href="#">Dropdown Item 2</a>
! I6 M* `+ {( U6 j9 o& _6 L - </li>
+ S9 c9 u. c- l: D) L$ V - <li class="dropdown-menu-item">
% A$ J( V8 T9 b - <a href="#">Dropdown Item 3</a>
4 E) s% g4 z: m/ a$ F, H - </li>- k8 v: N& I+ O' H
- </ul>
# a y4 Z5 l1 l! ~+ ` - </li>
- Y: m0 [. R# L1 w - </ul>% V( H: Z* h0 B% \0 B2 N
- </div>
复制代码对应的CSS代码如下: - .nav-container {: w" A2 A; a& I# h$ l. C
- background-color: #fff; ?, P X7 T) [2 a, q+ e, q7 f+ S1 u. Y
- border-radius: 4px; s: B8 d. R/ j" o2 n$ |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% R# ~7 C% b* H" N/ b
- padding: 1em;
) u& s: ~! y' O - border: 1px solid #eee;2 G8 c* s. O3 q8 L0 x
- display: block;9 m/ c* N4 X- |3 Z9 D' j- U+ I, n2 V
- max-width: 400px;. w) o3 q6 I) {1 C4 q; P2 s; S
- margin: 0 auto; w, G* G! J8 g' ^! d4 M! Q
- text-align: center;7 Q1 d2 l3 W6 Q' i! W& b
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- ul,& E4 j7 o4 ^$ @. o
- li {" ]1 m: Y( A- t/ S
- list-style: none;
; U( S: e) X* r7 y - -webkit-padding-start: 0;) R7 o: m3 y4 i6 W0 C- z/ V
- }
" `0 U1 c$ s8 R# G# J/ \# t - a {
& i# l5 o7 [' p8 C3 F) J - text-decoration: none;( T, e3 `. \' O$ g. l X* X; r
- color: #ED3E44;
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8 k3 K2 c) f0 W" ~& H/ h! B- m - .nav-item {5 J% U# o7 b7 t6 C4 J6 e/ t( f8 M
- padding: 1em;) U2 W/ k( B- ^9 S) W- |7 W
- display: inline;! g% d0 A. Y2 u+ `8 A/ S8 z
- }
' P) u0 V; v( [ - .nav-item-dropdown {- d) \+ k! F# S; C( [# U7 T
- position: relative; v+ A% v3 ] I9 G# U; F& N
- }3 c& I2 O3 I% `$ _9 e
- .nav-item-dropdown:hover > .dropdown-menu {
* N. U8 }8 R0 F- N - display: block;6 ~8 Y5 C' k/ n! X3 d
- opacity: 1;" l5 R9 O; k8 |# m2 f
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- .dropdown-trigger {
- V- j! n0 }" a' l, D6 Q( y7 o - position: relative;- c% m) w! L, G! n8 u! Z( z4 w
- }
& q4 f+ L) U8 K& X. t, N8 W/ c% a3 r - .dropdown-trigger:focus + .dropdown-menu {% W! L8 W! |2 `1 i9 z1 f; V
- display: block;
# h5 f, e5 z- M+ _; U - opacity: 1;0 H) w6 j. X1 J$ Z l
- }
, I5 O p, k" a' S0 { - .dropdown-trigger::after { ~ F W+ F% Z. o* `& D2 e% d
- content: "›";2 R! O/ L% \% ]& k
- position: absolute;
2 T5 }& l6 p# X1 t* ~# W - color: #ED3E44; o' e2 h3 r" R
- font-size: 24px;
' |; A- ], n9 S - font-weight: bold;. I: g" W) E& P' z& P
- -webkit-transform: rotate(90deg);4 Y' \1 Q' @$ V
- transform: rotate(90deg);9 G6 |8 S+ w5 t3 ^2 k
- top: -5px;
$ V8 c! Y! O& J- O - right: -15px;
8 F2 o) q' I: _ - }
% \8 A3 H: {1 j- B9 r6 K' q - .dropdown-menu {
5 a8 ]* ?2 W; u4 ^, I - background-color: #ED3E44;
* H0 _" Y% ^7 Q+ b8 L - display: inline-block;/ O" ~ X; C+ h* o# S% e$ ]2 T
- text-align: right;
8 x% `7 N) b% Q* U2 e2 q% k* c - position: absolute;
v7 g0 x/ d5 t6 [1 ^ - top: 2.5rem; Z1 c. H9 u; N2 p) Q0 u/ z" g
- right: -10px;
" G1 v+ E6 ?& I% E - display: none;7 _2 r. O8 k9 w
- opacity: 0;
- O9 L* ?9 X. r0 }0 v - -webkit-transition: opacity 0.5s ease;! B J; H7 M4 D q6 r- I
- transition: opacity 0.5s ease;- G, U) o ^9 c( v7 e
- width: 160px;
& ]5 }) W& g: u/ x+ k - }
) O# C" Q0 Y" c1 R( w# Y - .dropdown-menu a { h2 \/ D) f u' ]! M I ~
- color: #fff;
$ A0 W, [$ h6 |$ ^2 W) z9 x. Y, T) f - }, z j9 b; F1 O7 z; \% U! T7 M+ E! Z
- .dropdown-menu-item {
J' a1 k6 S% n4 f - cursor: pointer; [$ S! z/ C! y( M
- padding: 1em;
) I8 B! F% J; Q% ^. U - text-align: center;/ r4 I% O) j' r, y8 m; G' d) e
- }
+ F6 a0 H; r. Y% j+ X! ?, b - .dropdown-menu-item:hover {
& h3 ]! x4 f0 H d - background-color: #eb272d;8 S9 K7 O/ d$ k. p; N! c1 U- l" i' ~
- }
复制代码 ( R. }) p* K7 }$ @4 o+ k5 E5 {: ]
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ i2 t; }- v1 s - <!-- Checkbox toggle -->: L3 _7 }$ l" J9 M
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, ~+ t8 z7 {8 ?0 m, y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ |0 V& S, I; H m; w( `9 }
- <!-- Content to toggle from www.mfbuluo.com-->
+ K0 y& {3 W4 |' P$ x! n2 f# `# w - <div role="toggle" class="toggle-content">
# t- u1 v% E) M: J+ `9 d - BA-NA-NA-NA!) {/ u6 \& Y e. m
- </div>
! V" }+ X: N- D& V - </div>
复制代码CSS代码内容如下: - .toggle {
( v- k* W% R$ q6 L4 p) z/ z - margin: 0 auto;
U: t9 z% @4 n3 o! y) I0 _ _! H- _ - max-width: 400px;& s- }/ V7 y2 y8 ?/ ~& e
- }- Z3 m1 G6 z) e9 K! q
- .toggle-label {
9 T# S8 D# v; }% c0 A - font-size: 16px;6 I4 g9 j. t+ E1 T
- background: #fff;3 }6 `# J! z1 L" @1 m/ V
- padding: 1em;
6 P8 `/ g8 L: J9 }; `% H- v' j - cursor: pointer;1 h R* O3 v" `# [2 ]! a% m) ^
- display: block;* |& O3 h) Z8 {, i: `4 ^, {' |
- margin: 0 auto 1em;
5 c! N- {" L, b) X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! x) d$ V$ L+ S* C* | - border-radius: 4px;
8 U( H$ Z& e9 `$ S7 H- C( T - }
* k+ ?6 O j1 I+ A- u - .toggle-label:after {
( v( y9 r; K( D' t) y% ~ - color: #ED3E44;; s. [: L5 j/ [" o0 F
- content: "+";2 ]5 i& R$ M) N
- float: right;
, V6 R0 X0 q, W0 R, H - font-weight: bold;& ]% k/ F, l. J8 G' U1 b; m$ G
- }
3 A( {! x0 }' A- E - .toggle-content {' K, f! L5 f0 u& b
- color: #B0B3C2;8 i/ r3 t2 f) D
- font-family: monospace;, L( i/ \! @9 O7 i0 }' @: D
- font-size: 16px;
% b+ S/ u8 R) M4 h q/ b, E$ [% X# z - margin-bottom: 1.5em;# |$ x7 O& m) T7 Z' [
- padding: 1em;
# C3 @( B- W5 J, B6 T( P- J - }. N2 u6 d+ v3 n
- .toggle-input {
( `: q: J$ B" {- _ - display: none;
& w% Q5 X$ }5 ^' X+ ~$ I# [3 Z4 w. N - }3 N1 H! b' O9 k( o
- .toggle-input:not(checked) ~ .toggle-content {
/ ]1 G' y1 T* [# g2 R7 M0 F - display: none;
8 r# y$ @) B' [* a. O - }
& ~% I! U$ Q" O5 ^7 Y - .toggle-input:checked ~ .toggle-content {
+ ^ J6 x( ^# X; z7 g - display: block;# n6 b% [. f/ _+ r
- }# K& g; w! P( ?% J+ @7 ^. d
- .toggle-input:checked ~ .toggle-label:after {
* }& } Z! c( \' Q n - content: "-";
, N' i* g% y" Y4 N0 p: `2 { - }
复制代码 1 D( N6 k! i2 u* @0 A; _, b9 Z# [% z
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