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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!"># h: d( Y% ^3 v% l* d" P# O
- Label for your tooltip
6 N( X* _& S# f% V - </span>
复制代码CSS代码: - .tooltip-toggle {
$ h: }, ~7 G- i3 ~) _" Q: ~9 ^1 Q6 B - cursor: pointer;4 ~( `7 A8 P2 B. E) E z
- position: relative;
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5 i4 Q: _. e1 u7 p4 D - .tooltip-toggle svg {
# _* G) L& z0 o/ S - height: 18px;
' @8 X' B( q2 P. y - width: 18px;; G; {) C$ N& l6 k1 _9 j
- padding-right: 0.5rem;
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6 ~9 t! w) T2 |& A3 X# A$ k - .tooltip-toggle::before { d# m! [8 J9 [0 u
- position: absolute;
3 ?8 X C" C2 A! } c' [ - top: -80px;# J7 k" w6 h7 H) j' _6 [0 s$ C
- left: -80px;0 N; z8 S, U4 q$ j& @
- background-color: #2B222A;
# b* p h0 U7 C" O$ E/ ] - border-radius: 5px;- ~/ M+ y# b+ E2 ?; _
- color: #fff;
. F! P' x; a$ a) i$ T - content: attr(data-tooltip);) U _ x3 N3 n9 \0 M5 v2 V
- padding: 1rem;) R6 Q. ]1 g& A3 X
- text-transform: none;
9 x6 ~: Z. W: }! t# D7 ^6 U - -webkit-transition: all 0.5s ease;0 |( \5 Y3 |: _! @( b" C$ p
- transition: all 0.5s ease;
( v# Y# |: d b% V2 s2 T: ` - width: 160px;9 j6 L6 x! @2 O" j4 L0 S
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- .tooltip-toggle::after {/ D* I3 W4 W3 L+ D+ ^
- position: absolute;
; I# K# l! m6 X6 Q8 y - top: -12px;& k2 ^/ s- y: {: }& ]
- left: 9px;$ y. j; \/ x% v; C2 I4 X3 M
- border-left: 5px solid transparent;
f, S1 T a& U o1 I - border-right: 5px solid transparent;
0 t; F4 {. I6 U% ?0 a$ d - border-top: 5px solid #2B222A;& c, \" x' `8 } {, h) n
- content: " ";- l1 W5 k) C! o% m7 ~; Z3 n
- font-size: 0;
/ Q5 M3 Y2 K# E" Z: f - line-height: 0;
: b. f. M1 Z* V! w t - margin-left: -5px;
9 ] F, s$ _/ d; V- ^5 q - width: 0;
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" J3 ]7 v2 w& \( d - .tooltip-toggle::before, .tooltip-toggle::after {" S9 G. ]9 t8 R7 u6 d
- color: #efefef;
7 b) @5 B7 @6 l& f' `: H, Z9 ? i - font-family: monospace;" |8 r) T& D8 a c8 r+ D4 U( o9 W
- font-size: 16px;, V! _ L9 m$ j* r T+ D* Y; F
- opacity: 0;- ~: E6 T0 f, u
- pointer-events: none;
?! S% y( P4 m - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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) l5 Y. A( G- Z% y - -webkit-transition: all 0.75s ease;2 I0 f5 m# X' l
- transition: all 0.75s ease;. A4 x# X& w" b/ y, N- 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">
, H! C; W B9 B' T2 M - <ul class="nav-items">, W" a6 o3 ]* N' V8 |
- <!-- Navigation -->4 ~ w! d i, v1 M3 q
- <li class="nav-item"><a href="#">Home</a></li>
/ P; f- M* c+ c5 ?: N4 H& Y - <li class="nav-item"><a href="#">About</a></li>7 @9 |" r5 @# {6 w
- <li class="nav-item"><a href="#">Contact</a></li>$ o/ {7 s9 N# b& ] ~8 E
- <!-- Dropdown menu -->
, @8 o- K) i" p! a: V; \ - <li class="nav-item nav-item-dropdown">
) P9 d9 s- N6 M" l6 j, f! ` - <a class="dropdown-trigger" href="#">Settings</a>% L, M2 b2 j Y8 z9 T7 R8 M
- <ul class="dropdown-menu">$ @8 w2 P' N9 _1 X! t! t* x/ b
- <li class="dropdown-menu-item">4 W4 h7 @4 Z5 U" R9 f( w V$ M
- <a href="#">Dropdown Item 1</a>
* f' E; Q* T- g0 G. f9 \, C2 W - </li>% q* S: w) D2 u; Z
- <li class="dropdown-menu-item">
0 m" S" M; T( i! J - <a href="#">Dropdown Item 2</a>0 g* e6 C0 e3 e
- </li>
" @" V( C% B4 i0 N6 z8 M( D. R, t - <li class="dropdown-menu-item">
0 F+ `6 z6 {! N' j. { - <a href="#">Dropdown Item 3</a>
( i2 d, B( q+ i( G: X( ]7 h - </li>
3 Y( _4 n& }% }% q, { - </ul>
: y! l$ z. X+ J [ - </li>
9 j+ I, e, U: X: J6 Z - </ul>
2 u: z4 @( o: C6 p2 h - </div>
复制代码对应的CSS代码如下: - .nav-container {/ P; e1 v" O' O3 X: `' |4 a# n% y
- background-color: #fff;
7 r/ z0 k% S. v; t* P1 g - border-radius: 4px;, J" M* P& \$ C; {- w: {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, Q+ _! x& o: i' V C( m! X+ q - padding: 1em;! P" ~, n) V! ?# o
- border: 1px solid #eee;# x/ l! r, z( K! p& z
- display: block;
% E" i+ O! s) a' ~3 ] - max-width: 400px;
# h( X8 r# Y, @ - margin: 0 auto;
! F, K: o; J7 B- b& u - text-align: center;
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- li {& N% Z) c$ m8 [$ Z+ g9 J: {/ I
- list-style: none;, H/ X$ V, G6 S
- -webkit-padding-start: 0;
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- a {3 U. t) g2 H7 I, j
- text-decoration: none;
; x" S. f$ {: v- N/ ~* R1 p1 { - color: #ED3E44;* K X1 Y+ C: J
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- .nav-item {; q- F+ ?# j3 I6 O7 e4 N
- padding: 1em;( t0 ~9 W1 E* k: z
- display: inline;
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5 {4 U) j) H& z# \ }" t1 U/ V - .nav-item-dropdown {
2 Y; i- v- s+ a) u N' a) Q - position: relative;; Q7 g' c* c2 M3 o# z6 P/ \9 e4 @* O
- }
/ v% j" w* R" h9 {' o# O! q* b - .nav-item-dropdown:hover > .dropdown-menu {. o/ h+ \) W, e4 ^
- display: block;' q+ Q! o/ l0 [
- opacity: 1;
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) y7 e- m, ~" [: B - .dropdown-trigger {
7 w8 I- E2 B9 u8 q `( H$ C - position: relative; ]% ~4 p( @$ L1 p9 {
- }: Q( I6 \+ {. F* Y. Y, n+ {) s1 k8 f
- .dropdown-trigger:focus + .dropdown-menu { A- g3 `. b3 b: ^1 c
- display: block;% f0 _$ [9 v* k {/ r
- opacity: 1;
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- .dropdown-trigger::after {5 z, K/ s# z) r6 g1 `
- content: "›"; k) L. z) Z V, b& {
- position: absolute;8 |' y5 B9 M Q7 m: P7 D {( e
- color: #ED3E44;
2 N0 ~: P' K f; a - font-size: 24px;
7 O3 l- n1 h+ k% I4 g0 Y/ \9 \* m3 k - font-weight: bold;
. A+ _6 _% e8 H0 t - -webkit-transform: rotate(90deg);
# {3 `; Z3 r: S6 c: g9 k - transform: rotate(90deg);
: A2 \9 H( z# l6 n0 `3 \ - top: -5px;8 \* v0 @1 i9 G, o& n5 |
- right: -15px;
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* _* e& l- s/ f2 i# w: y - .dropdown-menu {3 e( p2 K4 X( J2 e- D P2 @" W* k7 [
- background-color: #ED3E44;0 z% @7 c4 o# R7 E0 \4 L
- display: inline-block;" u5 C* X, Z! ~8 e- y: n6 G. V
- text-align: right;
y) B; t' O `" L$ s l0 L - position: absolute;" A8 K+ w3 Z* A o2 s
- top: 2.5rem;% b( P4 e8 I( m! n8 g3 N1 `
- right: -10px;& w' i1 _( ^8 \8 h
- display: none;
- V; e, K8 i6 ]! B" b; o - opacity: 0;9 A4 k; R; O+ u# {4 e3 ?; g; m
- -webkit-transition: opacity 0.5s ease;
3 `/ ?7 t+ G7 e( w - transition: opacity 0.5s ease;
) o* t0 S! y( i$ ?/ [% N - width: 160px;
& X/ m2 ^2 u2 w0 K - }
/ V8 n' `6 h4 H3 A5 X$ E( e, R+ m - .dropdown-menu a {& R( `) m5 {; ?, V- Z
- color: #fff;
s: `. H6 G) [6 | - }
$ e0 i0 i/ G* U0 } - .dropdown-menu-item {3 `% p% v2 p [3 O& V! X# J$ ] Y/ ~
- cursor: pointer;# Q* u* {4 d6 T1 {' z! G+ W
- padding: 1em;
# J* C9 o* |: o9 T - text-align: center;) X& b2 R% ?+ s% M( s6 T0 X
- }! S- t( r5 n# Q( [$ {( i) k
- .dropdown-menu-item:hover {
8 }3 a. D$ U4 U7 ], s% q - background-color: #eb272d;. p# j7 `, K8 {$ G+ b
- }
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% ~4 F$ g& G. ~8 I; F8 I- q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( N& U4 Y& R/ ^
- <!-- Checkbox toggle -->
1 Z! V) X6 T& A - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; U7 m; v: e1 [& p/ {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: N* R1 w3 r: ?2 P8 r1 Y6 C - <!-- Content to toggle from www.mfbuluo.com-->
4 l/ c3 @. k K9 N- W3 s" \, h$ G3 S - <div role="toggle" class="toggle-content">* f' O2 C: ^2 f0 O3 V. X
- BA-NA-NA-NA!
: H& _: C. z- j" M2 H" B - </div>
# {2 I6 G1 b/ C: C4 p - </div>
复制代码CSS代码内容如下: - .toggle {9 X- x3 C. s/ @5 c" c
- margin: 0 auto;
8 ~6 `+ P+ t1 @( u3 V - max-width: 400px;+ A+ F7 @1 u) i' C4 ^
- }) D4 C* q& M' R; N
- .toggle-label {2 X' O2 p b) y; c W
- font-size: 16px;
: G1 {' f" h7 d" s - background: #fff;% W3 \, F8 `/ E! O6 d
- padding: 1em;0 P' v/ Q! t3 s3 I% Y! a3 B
- cursor: pointer;
% P4 N1 l5 Y) `; a' S" h" l - display: block;6 d" W1 w1 b: B3 w6 c9 e+ x6 U
- margin: 0 auto 1em;
) s3 u2 k: E& z* P( r# f - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ o9 x0 J4 V; O6 D
- border-radius: 4px;
4 b- O4 ^" X* \; j7 l - }: h' B/ D6 S6 @
- .toggle-label:after {
2 t% J1 o! F- ~* y U# C - color: #ED3E44;
+ _2 x# ?% h" M5 a, c' k! }; |" a p - content: "+";
0 F" \8 U# ?% f+ r" c( m( M& A - float: right;. m; Y0 S; B' n5 B) K9 O5 |
- font-weight: bold;
9 ]4 e6 q1 r. H7 R9 z9 C8 A) F - }
: k) V! a: m7 q - .toggle-content {
+ O9 Y. W% Y6 b: q1 L' H, u - color: #B0B3C2;
' q8 E' c3 F5 m b - font-family: monospace;: g9 V$ i+ B! {% }
- font-size: 16px;) ^/ v6 w! t- |) d4 q
- margin-bottom: 1.5em;$ \+ l) f0 g2 U7 o( P% H8 ~0 U; ]7 K/ r
- padding: 1em;
+ L |$ ]# ~, ~% o7 [$ j( p - }6 }* V! o% J! G, w T* E1 E$ C
- .toggle-input {- |, G4 c d! {+ J" h
- display: none;
. }/ D3 e# ]: E @, [ - }
" y% @& d$ d% H, _9 @6 O1 G" u - .toggle-input:not(checked) ~ .toggle-content {
9 c$ d+ k' g+ e% H7 p - display: none;
0 M2 w* @5 z; m& u. a T' D6 i( j - }
4 x7 \5 Z7 v+ [8 m' { - .toggle-input:checked ~ .toggle-content {
) ?/ ?6 I2 l$ w% l - display: block;/ l% b2 S+ C4 F5 ?+ f( [1 |" C Q
- }
: _: L9 [% F9 G! ~' E# ^ - .toggle-input:checked ~ .toggle-label:after {
$ t( z% f9 p/ n* Z \0 Y( i - content: "-";1 `: Z5 I2 x# ]+ e
- }
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