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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!">
A" n* H8 ~- J e. L6 m$ { - Label for your tooltip, d: w' K6 Z, u# C1 V( |& j
- </span>
复制代码CSS代码: - .tooltip-toggle {
" F& u/ o* P( R2 N - cursor: pointer;
6 P* o/ |0 E+ b1 E. b- S - position: relative;
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/ Z: d8 [+ Q; W' c) I0 ? - .tooltip-toggle svg {5 _- G2 S, |% X2 Z7 u* O4 ?& n
- height: 18px;& u2 p1 q5 ~5 O
- width: 18px;0 F$ _7 \8 z% b% _; i* Y
- padding-right: 0.5rem;
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- .tooltip-toggle::before {" i# {, a: d: x% `5 \+ l
- position: absolute;5 M# _7 e+ @) q: k
- top: -80px;
, Q8 V. {' Y$ M9 ? - left: -80px;# D/ ^- C! E2 ]- K9 G9 m" I' A" x
- background-color: #2B222A;
/ u$ b. p# z+ N8 } - border-radius: 5px;% R4 O, H; j2 |4 s; V
- color: #fff;! G# B5 P9 u6 ? M7 @ s, j& q
- content: attr(data-tooltip);
1 p6 F* x4 U& ?. m' I# E; }! I+ k% o - padding: 1rem;
/ u3 g3 l+ L! ^4 ` - text-transform: none;1 [8 s' d( u0 g7 ?0 w" B" B( J
- -webkit-transition: all 0.5s ease;
6 ~" H1 Z& D8 p% ~" ] - transition: all 0.5s ease;
# w" m' [7 h1 \2 o3 f: H( F - width: 160px;$ J$ r4 T$ v6 i0 h# c
- }
3 w! U0 ?. o$ L4 H8 U4 i0 n' J6 o - .tooltip-toggle::after {; T5 X+ t$ a/ s
- position: absolute;
' m6 h2 I$ W3 h1 V* i+ ^ - top: -12px;6 H" o+ V7 N+ _: x' s6 x
- left: 9px;
3 j, V: v( Q" L - border-left: 5px solid transparent;
0 H- M7 n; ^7 x9 D8 y: Z - border-right: 5px solid transparent;! U( r& y# ]" K% ^; b
- border-top: 5px solid #2B222A; C" T6 a+ _! }; A9 E
- content: " ";
& _% x* X5 E: ]2 K" d - font-size: 0; r- u" t4 ?: g2 e+ T' T& E& j
- line-height: 0;: V, P, V0 r, U3 }5 u( u9 Y' \6 H
- margin-left: -5px;
: {6 s# S" [7 S m6 X$ S6 p - width: 0;: M) l% i' _+ `; a# @- Z. w) J
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- .tooltip-toggle::before, .tooltip-toggle::after {
. @7 K( X/ B% n0 ~/ E- N - color: #efefef;2 w$ f6 V, C0 } w7 |. x! J* d S
- font-family: monospace;! {2 |! O- w; V0 s
- font-size: 16px;8 d& h7 _1 Z& p7 t- b a
- opacity: 0;- N* ]; s2 f# @& l
- pointer-events: none;
! n1 n/ M' M4 w4 f - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% J6 q0 C5 o, \$ q- h3 q8 O+ h" z
- opacity: 1;
: i7 P, n g' L! d2 A$ i8 L - -webkit-transition: all 0.75s ease;
5 }% I4 Q! p& W& h3 n' | - transition: all 0.75s ease;
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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">/ _- C: A9 m5 m2 J" R- } l2 l$ W
- <ul class="nav-items">3 z3 B7 x; U! m# P& n# T
- <!-- Navigation -->
9 i+ M+ f# A+ C - <li class="nav-item"><a href="#">Home</a></li>
% U0 j! O! n) L9 a3 | - <li class="nav-item"><a href="#">About</a></li>
3 T, p0 U) f; R - <li class="nav-item"><a href="#">Contact</a></li>
/ j# @, E2 m# ~+ Y7 B - <!-- Dropdown menu -->
+ ]+ G1 i' ^' v3 [5 W5 k4 L$ C - <li class="nav-item nav-item-dropdown">1 }2 F' D% X" {8 Q
- <a class="dropdown-trigger" href="#">Settings</a>& w k2 S4 P; j" X+ q) O
- <ul class="dropdown-menu">" S* h) p. S1 Y2 h$ x9 H7 u
- <li class="dropdown-menu-item">
2 u" H5 t0 r% O4 L - <a href="#">Dropdown Item 1</a>4 Z/ R9 ^9 M1 ?0 D4 [; c: h
- </li>
4 y' y3 ]2 K; ^8 u) i1 A7 ^& e - <li class="dropdown-menu-item">
- t" ?: g3 {( ?+ C# v - <a href="#">Dropdown Item 2</a>2 k+ a& G" b' @; _# q
- </li>& `+ S3 t/ [' o/ r
- <li class="dropdown-menu-item">
8 { y- ~+ y1 n+ f( W - <a href="#">Dropdown Item 3</a>
' ?1 g, ~1 s2 l! C( ]: _ - </li>0 S, o4 ^4 @ K9 Q- h
- </ul>" B6 x+ ], ^& x7 v
- </li>
2 @ t9 z9 V) C# q - </ul>4 n4 P) k% \+ D) W) |- m2 } P1 U( x
- </div>
复制代码对应的CSS代码如下: - .nav-container {
+ @; R' t+ b V+ _' d8 Y - background-color: #fff;
- R3 x3 e- ~0 g7 h ^ K - border-radius: 4px;
; O% M7 Z& B3 r) p8 G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 o' n0 e8 |! Y1 l - padding: 1em;
: e9 ~. j% ?9 d% S) _' V - border: 1px solid #eee;
2 n& |: P) w2 W! C& o - display: block;
. [5 A+ T! f( E+ N - max-width: 400px;
' E3 ]* S# A9 Y3 P. t$ z+ b - margin: 0 auto;
3 `* ]; F6 k9 w7 ]) O - text-align: center;
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- li {) e8 {- T) P$ y2 s- r4 Q" {4 |+ D
- list-style: none;) @: [8 @' l# q; b" I; d$ r
- -webkit-padding-start: 0;
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- text-decoration: none;2 i* Z+ L" c4 e, T3 }
- color: #ED3E44;& E1 c4 i9 O+ }/ g5 c, m- b) @
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- .nav-item {
) s: R+ N1 ~5 m& ]) X% C) { - padding: 1em;
- H( k8 t9 p& W9 c- T' y2 y - display: inline;
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: N3 E8 w+ U7 H: s. f G - .nav-item-dropdown {# A/ N* ]! y9 H" D+ ?" M0 I2 A
- position: relative;
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/ g1 Z, }1 Q1 J8 m - .nav-item-dropdown:hover > .dropdown-menu {8 x4 h+ ~4 k) {* G# t7 [
- display: block;
6 H$ F$ K, d9 [. | - opacity: 1;
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- .dropdown-trigger {8 F$ Y; |( C6 _2 } e3 w$ @
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
' P6 K1 b _0 a/ H/ f1 f% \ - display: block;
! Y2 w4 N% S" w) @ - opacity: 1;
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$ O9 y" ~" G. X - .dropdown-trigger::after {( w+ b# \/ `7 J, A1 ~" B0 z2 s
- content: "›";
1 M# ~0 {; M1 ~2 ?& s - position: absolute;
& @, N& ?+ q# `4 d) u1 \( O/ T - color: #ED3E44;1 I4 Z. Y- ]4 N3 r/ `9 j+ T( P. O3 L
- font-size: 24px;
8 T% _7 p% p& e& I - font-weight: bold; A% d3 Q" Q7 V, @" j6 K
- -webkit-transform: rotate(90deg);
6 e( L) y/ b3 i- C+ \( F& Q) \6 ^2 o - transform: rotate(90deg);% w [6 m7 j5 u' f' F7 x2 J4 t
- top: -5px;* b. p5 U+ T) [5 L
- right: -15px;% _; }% l2 U+ J4 M
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- .dropdown-menu {1 G4 t% n. i1 z3 x1 z6 ~
- background-color: #ED3E44;7 p* X& ~( b, `
- display: inline-block;7 y" r5 s0 e9 L4 ~9 z
- text-align: right;- ]: o6 {9 X9 q# ~. ?. A6 I4 F% L
- position: absolute;0 B3 }! z( P) t* J
- top: 2.5rem;2 w3 v/ G+ R& X5 i- d( j7 Y
- right: -10px;
6 s. b! }* b1 c2 P9 }* s - display: none;5 s, T* A7 f% _5 E: P% X. N2 f
- opacity: 0;
& o4 ?+ T" [5 i - -webkit-transition: opacity 0.5s ease;7 D! h% S' [# e! t
- transition: opacity 0.5s ease;
0 a" Z, N3 {/ b8 k$ v* k5 K - width: 160px;/ z% n" P2 e0 v9 h- L3 E9 o
- }! i, s$ u2 b" a7 l- C- I ~
- .dropdown-menu a {- f9 {) u3 d. ~- d: g! D+ X2 i* d
- color: #fff;* o# @3 r, i2 O, h7 u' g
- }0 L) @4 m( s! W1 F8 a' j2 u
- .dropdown-menu-item {
, i$ b; s, [- g; R4 B9 Z - cursor: pointer;
% I; j# Q1 W1 u6 n( Y; [ - padding: 1em;$ }* {; l) }0 X0 k
- text-align: center;5 u1 Y# W( Y2 ], T5 s( c
- }
; H5 `% I, ~0 M+ ] - .dropdown-menu-item:hover {
3 n: V8 r' Y- i* e - background-color: #eb272d;
2 p) i# c3 H/ f1 |6 |% s1 S - }
复制代码
6 v. ^% v8 c) l+ _0 d9 D/ l可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& {; Z# K" n5 s# c+ y - <!-- Checkbox toggle -->+ j- I8 i0 l. F# l
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: l1 z0 e7 p, L) `# j& D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ A7 c/ j" k& U3 Q- B3 w - <!-- Content to toggle from www.mfbuluo.com-->
; H+ Q! x( {$ Z, t - <div role="toggle" class="toggle-content">4 E+ W& a$ o" u/ g* c; L. h6 O
- BA-NA-NA-NA!
8 G8 A! Y& k: X/ A - </div>! S0 o% b# ?1 R! P6 j8 p
- </div>
复制代码CSS代码内容如下: - .toggle {
/ R; d0 \7 m- r1 _ - margin: 0 auto;- f( j# u8 I* k, J4 P% D
- max-width: 400px;
- u" [9 o2 s0 }$ q. p+ k! q - } B, l4 f L" y4 m0 ]' }
- .toggle-label {; y( G) w# w& }2 v& H7 U
- font-size: 16px;
3 w. g* f w3 q - background: #fff;
- ?% B( a/ ]1 k6 p - padding: 1em;* `0 B5 y0 |8 U' t: N' r7 J
- cursor: pointer;# C' V/ n4 q! F! J& z p' F. q
- display: block;7 b7 c0 x2 i' k, x p
- margin: 0 auto 1em;
+ W! m' o. ~( H+ m$ x7 O+ { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& b$ m: f V9 M; _, A! Z6 L
- border-radius: 4px;
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- .toggle-label:after {) I+ `) t# T" p' \9 Q
- color: #ED3E44;( f$ ?3 M8 T7 L5 j# S0 X
- content: "+";
& m/ s) y( t: z# m1 l0 _' o1 a - float: right;! J0 G6 l' z* s
- font-weight: bold;
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- .toggle-content {3 y! j4 G; m. W, ` t5 l; e9 V
- color: #B0B3C2;( [6 K" _/ p2 o/ `5 Q" Y$ x$ ^
- font-family: monospace;; S5 e! M5 J$ y
- font-size: 16px;
! q7 S! T- y% d( q% [4 S - margin-bottom: 1.5em;
, @8 ?+ T1 ^5 a; ]/ z4 ]1 a - padding: 1em;, Y3 W _3 Q0 J" u0 h5 h
- }3 o" i& [/ B2 g
- .toggle-input {
5 B6 j2 m6 o0 m! \. N - display: none;
" ]4 o; L7 U9 @ - }
& f, e2 Y0 l. p p& U - .toggle-input:not(checked) ~ .toggle-content {5 B3 P- Q. D$ A$ {, `! _4 B
- display: none;
! _8 m i8 ?! z" _0 u, f - }8 Y' d5 `$ ~! A R, o( ~
- .toggle-input:checked ~ .toggle-content {
2 E7 \2 A: }9 H3 b5 f& g; c* W( [ - display: block;# z% C. }, I3 j) @- q1 e h
- }" t; l( {3 w* ]" K9 h1 b
- .toggle-input:checked ~ .toggle-label:after {
/ l4 y: ]9 h: R/ G8 G - content: "-";" y; N4 O: O K" K: X
- }
复制代码
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