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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!">
7 E; C( t2 t8 |- H' K - Label for your tooltip
, k* P7 q5 j; H7 S - </span>
复制代码CSS代码: - .tooltip-toggle {
7 ^" z3 n5 U0 {9 Y7 N - cursor: pointer;! i e; ^9 Y3 z" X, F. F
- position: relative;/ w( b1 }4 j) Q
- }
4 X: u- u8 P# Q: x) ` - .tooltip-toggle svg {% R/ F# w$ a: b- p. S8 n$ @
- height: 18px;8 }0 _3 A4 ^( o3 \7 { ?$ F
- width: 18px;, j ~6 ~4 C9 F% p n" p
- padding-right: 0.5rem;
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P! K2 S2 D" @% M; U - .tooltip-toggle::before {
0 n5 N3 T9 l- N: L2 P) C - position: absolute;
4 p4 g2 z+ {5 {- |% r - top: -80px;
* f9 O J, ]3 S5 u3 O( N - left: -80px;
& M6 H# _5 F: k* D: |# w - background-color: #2B222A;
* ?# ]5 m) q" {) ?! n* D7 l - border-radius: 5px;
; L1 Q( M0 \9 U9 f- I - color: #fff;
0 Q2 z" i+ x8 k% w - content: attr(data-tooltip);5 v7 I- f% Z& M2 z8 R# l3 b
- padding: 1rem;5 ]- x0 W, H$ k- J& W
- text-transform: none; q F4 U( V4 j T
- -webkit-transition: all 0.5s ease;. O0 e6 Q0 ~# k2 _% q; |. B
- transition: all 0.5s ease;
% Z9 B/ X# z4 S1 m+ M - width: 160px;
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1 W1 }% i4 Z5 z9 U; v - .tooltip-toggle::after {6 c; ]2 \% ?. A' Y
- position: absolute;" `' x3 E% ~0 I5 Y8 x" f; @
- top: -12px;
y& v9 K( I& a, {" { - left: 9px;/ |8 ^9 D) L$ `2 j; j1 X
- border-left: 5px solid transparent;- p! _+ Q* D* l% J% O: { s
- border-right: 5px solid transparent;
& }+ V: Q- a, d0 s S4 ] - border-top: 5px solid #2B222A;" L- h+ Q! \: N7 H/ H: ^) ]
- content: " ";1 ~, _1 ?8 c( F4 d8 K
- font-size: 0;
1 i. Y1 W$ V$ @2 `7 p- j9 N - line-height: 0;
" G4 R5 Y2 a- M9 d k6 T - margin-left: -5px;
4 D# O0 ^2 ?8 p/ @, W# O - width: 0;
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; ~) z& E$ }7 g5 ^ - .tooltip-toggle::before, .tooltip-toggle::after {
1 @# s6 T- G1 v2 t) U b% s - color: #efefef;& ^4 i# ^$ L) p$ `
- font-family: monospace;% D9 L$ m5 N/ h. m0 e
- font-size: 16px;; E6 E, Y; F ` f* M
- opacity: 0;
/ D! _, `; v& B" n& H - pointer-events: none;: T! m& _9 {; M" C- H4 i
- text-align: center;3 e- J* E7 _3 e. L( X
- }
' D: M8 g1 e) e* ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 d+ y0 U+ k0 s" A5 u* [
- opacity: 1;: P0 \8 ]# L- m2 |$ F# O% T2 m
- -webkit-transition: all 0.75s ease;
2 Z( |- p9 R. |" I! V - transition: all 0.75s ease;% s" V, O0 t0 a2 T4 g2 o
- }
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">
! _ ~6 A0 \% I+ h+ [# [. I - <ul class="nav-items">
% b! M) i8 {& D. R; T, b, v - <!-- Navigation -->/ x- s- ^1 N: I$ t9 x+ p
- <li class="nav-item"><a href="#">Home</a></li>' q9 n# Z6 l' W8 ]9 y9 I
- <li class="nav-item"><a href="#">About</a></li> V5 @. B' i# R4 Z) \
- <li class="nav-item"><a href="#">Contact</a></li>
9 C# O# s: t9 Y8 K# G0 U - <!-- Dropdown menu -->. k( n2 @2 `) z- w) ^
- <li class="nav-item nav-item-dropdown">
) n' _6 g; c# n: J - <a class="dropdown-trigger" href="#">Settings</a>
^* h2 M5 q5 _, _6 N* y# f: [ - <ul class="dropdown-menu">
! }" H; d$ H3 c: `' d - <li class="dropdown-menu-item">; N) y6 t. h% X& D& q8 S; B
- <a href="#">Dropdown Item 1</a>
$ G% P4 {1 v$ f, p - </li>
- \' Y1 I1 a4 S4 U: t% ^ - <li class="dropdown-menu-item">
+ `) F! O' F! K5 z3 R! e- R& k - <a href="#">Dropdown Item 2</a># c6 S! V; F) x2 a5 V# M
- </li>
; G& ?+ m/ J0 T% a- L6 N+ {; [ - <li class="dropdown-menu-item"># y3 O* x! U0 U% Q1 z3 O
- <a href="#">Dropdown Item 3</a>
7 P9 f. d3 j3 J" B1 k - </li>! d9 a! ?6 {. z" N; `
- </ul>: C7 \6 N2 O+ }# M
- </li>: B1 ]+ `! I/ a
- </ul>
5 F2 `8 T: O/ n - </div>
复制代码对应的CSS代码如下: - .nav-container {4 G' P% z+ b. I, k
- background-color: #fff; W# e! `4 a1 A4 Q4 v# |8 S& A! M
- border-radius: 4px;
4 Y" ~ s. l X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 W. g! C; H1 d8 l' z% V% T - padding: 1em;" L! R0 K z5 ~
- border: 1px solid #eee;1 J7 `$ u; ]. h- \* `0 \
- display: block;
4 ?* P, d" Z( \3 g2 E* V$ l - max-width: 400px;- z2 R3 s' @8 P# Q
- margin: 0 auto;1 \! k8 ^* J. f' z$ j2 `
- text-align: center;
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/ V( D; W" v F$ {$ D3 O& k - ul,
! W& I6 s2 B+ \+ x0 ?$ c - li {
6 E' @$ b! S0 r( h - list-style: none;
( Q6 c: s( ^7 t7 L - -webkit-padding-start: 0;, k& E7 M. T5 B- F$ p
- }
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- text-decoration: none;
1 z5 S6 Y; w8 V3 W5 Y# Z9 ~! k - color: #ED3E44;. h' E) _) X6 T
- }
2 q7 U3 K! a& O/ f6 t8 x( C - .nav-item {2 }! m0 i( q* S( @& v A2 x
- padding: 1em;3 g6 ~2 K" }, ]$ K. R
- display: inline;
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0 | E C+ _" s2 K E, h4 |9 G$ Q - .nav-item-dropdown {
, p, ]8 d5 \+ Z6 }: i( x - position: relative;! H8 `# n6 Z! n" n
- }2 t% z6 U% T7 ~7 i; A% u7 a
- .nav-item-dropdown:hover > .dropdown-menu {
9 `% u& p% \' y3 m - display: block;! [+ i9 o0 s: H& \% ]$ K5 N
- opacity: 1;% ]2 C9 [ Z- Q9 f, Q4 p
- }. T& ]5 d0 I" d. T. m' f& f
- .dropdown-trigger {
; R- b$ _$ i8 K. S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {+ n I1 `; x3 X9 u* \) U7 \
- display: block;
% W, E; [3 B1 | - opacity: 1;4 g) `4 x( }2 b% q c
- }
5 p3 g7 e6 H- E5 a - .dropdown-trigger::after {+ n: k/ [* ~2 y1 h
- content: "›";6 K) B3 l h5 j0 c8 ?, e; J. r
- position: absolute;: F* `) K) S6 M- l
- color: #ED3E44;. v3 l2 E! Z% }
- font-size: 24px;
; }* c: ]6 B) Z8 n# P0 F* X - font-weight: bold;9 a1 l, [+ @' I1 ~0 B5 H8 `
- -webkit-transform: rotate(90deg);
" c0 U" U' O; W% `9 c - transform: rotate(90deg);! y0 p1 K6 }" H+ V* _: k, `
- top: -5px;
! s' W2 Y; S6 T1 M# m - right: -15px;4 q: t1 I+ t& d( o
- }$ h, M6 {* X8 v/ ~! N! y
- .dropdown-menu {9 K% B( C' D8 G2 ^7 H2 C
- background-color: #ED3E44;( }9 ^& X4 V! g5 ^7 c+ m/ x, B
- display: inline-block;
; G& y) X4 K" S8 r! x5 j1 t - text-align: right;
) ?4 I5 S9 s$ `) W. `$ T - position: absolute;5 O! [3 }2 U) Z6 e, H7 w
- top: 2.5rem;
& [9 j) F. \) ?' G6 }* X$ K. G1 U - right: -10px;( L5 P3 B. P. j/ X/ I
- display: none;
# B3 r/ o- X% B' j4 `# k - opacity: 0;
- W' e4 m3 P) G - -webkit-transition: opacity 0.5s ease;. M% @0 V! F. [2 F9 p: a0 d/ Y$ T) T
- transition: opacity 0.5s ease;
' a- L0 z& V. Y8 u - width: 160px; _4 n) @9 f/ E4 z* _9 c& a
- }/ @) B& n ]. F
- .dropdown-menu a {6 r- P6 }5 Q( X! V) L3 F& m' R7 F
- color: #fff;& G& C/ ]/ R( ]$ l9 }: W
- }9 |# R! m {4 Q9 |0 \3 g
- .dropdown-menu-item {/ ^1 [% I* l' c8 S, M! N2 L; ^
- cursor: pointer;
% b9 _6 x0 t# T! j9 I - padding: 1em;7 L6 Y. j" l% c) E8 N; R* Z. D0 W
- text-align: center;
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- .dropdown-menu-item:hover {
" l6 G, I5 _6 y4 ` - background-color: #eb272d;
' P4 \: C5 @5 e5 c - }
复制代码
+ V. `' {- P) G/ }0 R( x% f可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 f% W0 d2 O+ E' z& C5 G
- <!-- Checkbox toggle -->
5 c) C. G2 z$ ^7 U, P3 F4 \0 e; l - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 o/ K, p6 G* |4 n( D [4 y2 E - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* J" g) B, U2 h* |/ ` - <!-- Content to toggle from www.mfbuluo.com-->+ a' [0 R- d" U2 O2 p3 F" v
- <div role="toggle" class="toggle-content">
2 G7 v" {' X0 F5 }& x3 z1 } - BA-NA-NA-NA!
, j8 w Z6 n6 t1 ? - </div>
4 A7 q' w1 u* U# Q8 z: s! _ - </div>
复制代码CSS代码内容如下: - .toggle {5 i# u7 x* V3 M
- margin: 0 auto;
; f/ H! D" d; k- J2 A- V! | - max-width: 400px;
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- .toggle-label {
5 R8 s0 r, g* ?" W5 q - font-size: 16px;0 b! z/ y6 m# x: o7 w) M' W
- background: #fff;4 x' u0 I8 @# J7 h0 N
- padding: 1em;1 |" K1 M N% B' G3 v; @ C
- cursor: pointer;; E3 m: V% t, |6 b
- display: block;7 w |4 v* j$ H9 D
- margin: 0 auto 1em;
3 H7 ~$ h6 a- t3 l8 }! Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 U) @4 z$ n7 d - border-radius: 4px;
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- .toggle-label:after {. C/ D- ]( x: a: Z+ e3 p
- color: #ED3E44;
: u8 ^* ^2 W7 k' O3 q/ X - content: "+";
2 f+ q8 s8 S) K9 L4 n - float: right;* O, T- `! P% s. F3 b
- font-weight: bold;
3 K' l2 q# [: u {+ J7 D* N5 v - }0 A x/ B5 ]! S3 w5 L3 N0 Q
- .toggle-content {3 ?. T3 O+ q* N2 o
- color: #B0B3C2;8 k+ G7 o6 Q6 z- @( @
- font-family: monospace;
* m/ z" A- M% h$ S6 D, O4 t; S% k( E5 Q - font-size: 16px;
7 h+ }) W5 o. ^; K9 P6 @6 t - margin-bottom: 1.5em;0 d L% q2 I9 B! F* ?' C, Y
- padding: 1em;7 E2 P) i: m. x9 f* E
- }0 s( W3 F2 K: B) I, L
- .toggle-input {
" U! @. x! b) j - display: none;
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6 w; D" l: ]' ^; a9 P) L0 x - .toggle-input:not(checked) ~ .toggle-content {1 |6 `8 h; _1 K1 L) I
- display: none;- g& C+ v0 u9 g/ p
- }1 q2 V3 `! A+ G2 K- z
- .toggle-input:checked ~ .toggle-content {* m; c1 e0 l9 ^! b% h
- display: block;4 W \7 C0 H/ X7 @- V
- }! B. q+ c* Z3 s. j$ V
- .toggle-input:checked ~ .toggle-label:after {- q" @4 y- h0 ]5 l4 L
- content: "-";7 l! P& S! V3 T, @) x3 G5 U8 |( ?
- }
复制代码
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