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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!">
; Q& l5 T, X; v5 x% j - Label for your tooltip
& V; v2 m# V. _+ K - </span>
复制代码CSS代码: - .tooltip-toggle {5 A- M3 u" d6 x# N. d- E3 _
- cursor: pointer;& U9 q. y( p& k5 Z8 f
- position: relative;
' T$ d/ ]9 L4 E2 X2 L - }
7 i& I7 m1 j% V, W4 G& f - .tooltip-toggle svg {
! F/ t* r# V; F/ i8 | - height: 18px;! ^; Q- I. H( D6 n6 y2 Q
- width: 18px;
# Z$ j( z6 d, v W1 b' M - padding-right: 0.5rem;+ Z( V( G% l6 D, N( w% E+ Z6 a
- }$ d& r( ~$ v# j" Z6 \0 U
- .tooltip-toggle::before {
- b. [) O8 O. T& A( T$ b! S+ \ - position: absolute;
. @- O5 V% C$ c' l+ z5 J - top: -80px;3 U5 S8 h; X1 I m0 d! O
- left: -80px;
& b- N V& J8 E& s! d, h - background-color: #2B222A;. p, t/ ^7 b V
- border-radius: 5px;* _' V1 Y; r, l: i6 S2 _" \. p, V
- color: #fff;# |, J/ I5 B. D! l5 P
- content: attr(data-tooltip);8 i; J6 w* _& w
- padding: 1rem;
) W- Z$ Y! w: D - text-transform: none;8 G3 M5 s! y& x: W8 N) C; Y
- -webkit-transition: all 0.5s ease;5 y6 c9 g3 ]# v6 r3 m9 N
- transition: all 0.5s ease;
: U6 h2 ~8 b Y# y. [8 I% `2 | - width: 160px;% W! c& J7 O; p( D9 l
- }
5 [- {, q1 G; e; f8 g - .tooltip-toggle::after {
) k8 E+ h% G3 c: `* w5 d - position: absolute;$ ^# Z4 f% _4 f& Y& \
- top: -12px;
9 L$ l I9 Y7 p7 A, j7 r% k - left: 9px;
: A) Q- s( e; ^# X4 X - border-left: 5px solid transparent;: f y/ R$ z. i4 ?
- border-right: 5px solid transparent;0 r- B7 \# K3 ~: c( r0 M
- border-top: 5px solid #2B222A;
3 Q, g9 L/ E3 e! C4 P - content: " ";
& X9 L9 D- f5 }8 Z5 y3 r/ N - font-size: 0;
* V& J2 ]1 M; k% K* v, \ - line-height: 0;
# M$ Q. U; u5 s7 x0 T8 | [ - margin-left: -5px;0 v* _( |5 J- q4 D% v" B
- width: 0;) I* U F8 R3 d
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- .tooltip-toggle::before, .tooltip-toggle::after { `% N; Q5 O% Y0 D% i
- color: #efefef;% W; f7 L1 w1 A4 O- T1 N: @
- font-family: monospace;
' l. r3 E4 x6 W - font-size: 16px;
- y1 G7 Q' Q- n; X/ D - opacity: 0;9 o& @$ E9 u) i! k* h" v. N" a
- pointer-events: none;4 O$ D; |& Z, w
- text-align: center;
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" c$ _: B! N# T0 C6 ]+ @1 X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. C2 b( d6 `4 | s5 P) E4 x4 ` - opacity: 1;
# I- s4 Y5 q) I$ h* u9 k* U! G - -webkit-transition: all 0.75s ease;# N9 B8 [4 B1 `$ e' Q0 E) ~
- transition: all 0.75s ease;' p( R! T8 g2 \. L" z
- }
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- o, m& _, Y8 W - <ul class="nav-items">' y% N0 T0 G; C1 o) V: n
- <!-- Navigation -->/ c5 j: B6 ]$ g, h
- <li class="nav-item"><a href="#">Home</a></li>! |' Q! B9 r' u3 K3 G+ b
- <li class="nav-item"><a href="#">About</a></li>" k9 B- R v' g) x) K% I
- <li class="nav-item"><a href="#">Contact</a></li>
2 w6 h# q. e! R1 n - <!-- Dropdown menu -->
! N+ T4 c2 t0 V. M9 S4 k/ l - <li class="nav-item nav-item-dropdown">
; H2 T5 y( y* ]6 g3 G - <a class="dropdown-trigger" href="#">Settings</a>" }' l* t" y( P
- <ul class="dropdown-menu">6 M: e, B, P$ R% K
- <li class="dropdown-menu-item">
1 {1 I* M# \( s% X' ? - <a href="#">Dropdown Item 1</a>
2 n' y& l9 W/ a# u - </li>
5 c6 P. V& s. m - <li class="dropdown-menu-item">
- _: U6 O5 W: K( {+ [- @0 o- ^4 I - <a href="#">Dropdown Item 2</a>
7 z- [; K$ m$ d* o# M1 r2 A - </li>4 m5 M e7 a1 w- e; `& H$ F
- <li class="dropdown-menu-item">) M6 P7 y. b, n7 y0 A
- <a href="#">Dropdown Item 3</a>0 Y4 Q* ?% y) G- I, S6 \3 ~- a( v8 d
- </li>6 Y& F1 }2 u- ^( y; h
- </ul>+ m% x/ a) I7 k5 `) G
- </li>
; k% k! |* p0 V8 M q - </ul>
8 g, E6 p& f+ n8 f; _2 M - </div>
复制代码对应的CSS代码如下: - .nav-container {( T! i ? A5 @: ^
- background-color: #fff;. Y- B: x: L! L, p& f
- border-radius: 4px;/ k% s! ^! E) o7 T6 G1 i3 O' ]6 }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 k4 i+ ]" X! N6 ~* L# c
- padding: 1em;
8 }5 U( z. N: N+ ^ - border: 1px solid #eee;
! w2 R$ O w. g- x, Y% Q9 S. ~ - display: block;0 Z) _" t% j# m2 m
- max-width: 400px;
/ N' f8 g9 ~& Y& A# M! D# l - margin: 0 auto;
- l) j9 p+ ]/ o n) y$ v, F - text-align: center;
# v! n9 W f5 S - }
. [) I! k* q) h: b: G! @5 s - ul,. {! L: ^7 j0 H, e
- li {9 G# W* j5 W1 w8 }. z$ K1 S; B) @, \
- list-style: none;) n$ V+ C0 I' p+ K6 X) l4 P* K; m
- -webkit-padding-start: 0;
& t9 {1 R% J) K7 X - }
' |0 C z; D" m. ^, N1 r - a {
' `# u9 g1 L* k( }. C. f - text-decoration: none;- e7 k( n: o1 Z: x% R$ E
- color: #ED3E44;
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2 l1 n% O& A0 m8 Q3 j! _ - .nav-item {
$ _, ?# s6 k/ u$ t - padding: 1em;
( k, X' P- H/ A* j - display: inline;* U. E% P5 g4 b5 t/ u) T! i4 u# m" e
- }
4 F9 W5 Q) M1 M* u% L2 R+ L - .nav-item-dropdown {+ K, k* ~- o! q& v% [
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {; M3 n/ _- a0 K
- display: block; w8 e4 [. Y' G
- opacity: 1;
m- E! v; M: u1 x9 n - }
, i) w$ q$ W7 R# F# | - .dropdown-trigger {
5 x: R; D& A% D6 e% ~* c; \ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {+ y' b" ~# f; K5 G2 z
- display: block;
. C9 `# \; R* L0 b. J - opacity: 1;
) b5 @! k0 J0 ` - }
/ `9 k" G" Y. I- ~) b# R0 ^7 m - .dropdown-trigger::after {2 n& W& y6 z# j2 q: }
- content: "›";
8 T) _ o" e0 O8 n' t3 C& l. |+ J - position: absolute;
5 m, |; t% J# N4 ~2 `7 a: k - color: #ED3E44;
; l1 H9 G3 Z+ K* W% Q - font-size: 24px;
$ _: y# z: l) a; g - font-weight: bold;
8 V7 _% e4 S. d; U7 l W - -webkit-transform: rotate(90deg);
. K% k- H6 s) M7 z - transform: rotate(90deg);9 T* y8 Y% y- V C9 y; `0 D0 ?2 }
- top: -5px;2 }) V& M& w0 E) F/ j$ k u! G
- right: -15px;
2 f; l* W, d/ p4 i" k - }
2 V) e8 n2 j" F5 P* q - .dropdown-menu {# a8 T: c5 e8 u6 E4 p- P' b5 Y9 _
- background-color: #ED3E44;
! [3 i: ^$ c% |+ q2 F - display: inline-block;& V# A; W" e1 I8 U e+ M
- text-align: right;! f7 f; J; `3 R- Y, M# Z
- position: absolute;1 D; N( D. s6 i+ }% |
- top: 2.5rem;
6 }( q' c6 z2 f% r! z$ Z, T - right: -10px;+ ^' c4 R2 v! y! \% ]' S7 g
- display: none;
5 F5 P- n0 i1 r( T+ S \& O. K - opacity: 0;
, _; Y: `! C/ }3 s, i. j! C% ~/ @ - -webkit-transition: opacity 0.5s ease;
4 X3 \ h9 F& d; R0 Q3 y - transition: opacity 0.5s ease;
: z& T3 z% h+ V1 z! z& \ - width: 160px;
. T" T( D" G9 S: p% N; w: R! {: r - }
: v: U, ^% K$ c% V1 p - .dropdown-menu a {
. _! t* V4 z3 [. [1 d+ P" e - color: #fff;" P- ?2 q8 K. k) M% y0 `5 T
- }+ J: Z! M* ~' E
- .dropdown-menu-item {- T1 H/ E4 N, p( R7 v& O, H
- cursor: pointer;* G$ m/ d! q1 N/ O
- padding: 1em;( b4 y4 J( W& I
- text-align: center;7 c5 k1 h3 g; ^. J
- }
7 U5 q( y- I2 T6 x5 t- j1 l! H - .dropdown-menu-item:hover {7 p8 H, e3 Z- F5 r% V: Y- x
- background-color: #eb272d;4 I9 o3 z; N& ^
- }
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4 Z8 p! e: ?5 M- `5 j/ I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> d, |6 t" x! a( i* T* R4 p z: {
- <!-- Checkbox toggle -->6 s3 `" W; i: v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* C* u9 M' x( ?8 A! [$ f( \+ v - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; t' e& |" h' W! t9 q! R! U3 M - <!-- Content to toggle from www.mfbuluo.com-->
0 Y! k! r6 V( T7 c" J% M, K+ f - <div role="toggle" class="toggle-content">
. b/ p R [2 y: x - BA-NA-NA-NA!
1 G" f( C9 D9 Z) P* B% r - </div>! v: |1 e9 F5 _- l
- </div>
复制代码CSS代码内容如下: - .toggle {
5 H( ^! S' X9 L9 E - margin: 0 auto;, `5 y+ [" A) s) j* M
- max-width: 400px;% I U& s; G, n) f, `+ v* O
- }6 k; C: B/ M+ [6 J
- .toggle-label {
& ?" g8 Y6 X$ P2 S - font-size: 16px;
) \( p. T4 G! S5 E" w - background: #fff;
4 U) M& P0 w9 c0 m, J) C - padding: 1em;+ b5 g% ~& U' N- t- |
- cursor: pointer;* C1 ~5 Y) L1 p* a
- display: block;
& a! M% e* ^. O6 c8 i - margin: 0 auto 1em;
1 B8 k' e% M+ y' K8 p/ F) o {8 ^* q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# }) \5 J6 u. F* I9 i B% W
- border-radius: 4px;
. L$ k7 \8 j5 B* W$ @0 V6 t& Q& R - }
' Z' D2 O( l( h2 R5 E' y0 T - .toggle-label:after {5 i4 n$ q5 B9 [2 M: U8 a7 U
- color: #ED3E44;
$ r% C: r1 y5 E# i6 S! b3 w8 Z - content: "+";
) e4 @: ]5 J- o' d9 H - float: right;
& \8 H1 Q0 ~+ G0 N/ H& z - font-weight: bold;
; g8 Z; ]! d! V& f- m* G* A" m - }( ~; f0 Z9 E% }0 Z4 {
- .toggle-content {! p' m8 |9 D' x9 O) {/ L$ D! [
- color: #B0B3C2;( J' I: m& z+ ?( q! I
- font-family: monospace;
. W" h& w! I6 K# ]* E, ~ - font-size: 16px;
' ^, L& _ k3 R2 g7 v - margin-bottom: 1.5em;3 W$ u9 \9 C; d
- padding: 1em;
2 j# B9 a; b! W5 O% @ - }) J t9 ^0 a& b$ {% |$ A1 W
- .toggle-input {1 U4 a2 z _0 v4 q
- display: none;% q1 ?" C d1 F$ E% x; ~' ^
- }$ O2 G4 J' n# o
- .toggle-input:not(checked) ~ .toggle-content {
$ Z; ^: h! d$ P& F) @ - display: none;0 f: c0 h; \+ h) Q* ~2 R
- }3 |6 ?9 r! \6 M. e
- .toggle-input:checked ~ .toggle-content {1 ]8 ?! Z A7 X
- display: block;* S N# X8 H6 }( u# O
- }
9 o6 y9 R5 y* D8 n - .toggle-input:checked ~ .toggle-label:after {$ z! X/ N0 Y0 X, e8 R9 i
- content: "-";
1 E& h* ?# Y) e) j - }
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