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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!">
& r5 {5 P) f3 S ] - Label for your tooltip) a. q( a) P3 [) i
- </span>
复制代码CSS代码: - .tooltip-toggle {% G8 Z3 H. X+ C; w+ D+ K5 H3 {
- cursor: pointer;0 W6 u4 Q/ Q n: T
- position: relative;
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- .tooltip-toggle svg {7 v$ `, I" f& t- K& w: y
- height: 18px;3 ]4 I1 C/ I' N; R( P/ p) L+ r" F
- width: 18px;7 E0 W7 e; j4 ?# t. N2 _
- padding-right: 0.5rem;, Z1 `# E- E" r. I" Q2 H! b
- }
1 t: E( A+ R# @ W: Z9 \/ T8 [7 U - .tooltip-toggle::before {2 Y/ |) P9 _* U
- position: absolute;
3 X5 j! P6 o# R: e: o% ^ - top: -80px;: `$ o; K( s* ~1 }, w( @$ p; p
- left: -80px;
' ?; U0 u+ C$ w0 `6 E7 W9 J5 C - background-color: #2B222A;3 S4 F; j1 L6 y3 C: a a
- border-radius: 5px;1 U' A! ^4 @: U
- color: #fff;3 L, n- e) Q7 S" E0 v" e
- content: attr(data-tooltip);! B* F4 v) C, \! |, _# t, L d
- padding: 1rem;( v. i: o% d( w* @
- text-transform: none;# x( k/ |0 G' f! J
- -webkit-transition: all 0.5s ease;6 V$ Z$ T6 Q8 @' p- `& |- y `
- transition: all 0.5s ease;
3 e9 D; z/ @- L6 m7 a - width: 160px;
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" D: g2 M$ V9 }+ b) f1 l% M& h- ~- f - .tooltip-toggle::after {
/ P9 k1 L1 O' x7 l, J4 g# Q3 |+ o& m - position: absolute;
' y$ X, _* p+ m& t9 _ - top: -12px;. S# d) D7 o; ?4 b @9 H0 y; t
- left: 9px;3 r6 }9 a. o( }# p9 O+ H) _
- border-left: 5px solid transparent;; R4 K" l2 C, V9 X
- border-right: 5px solid transparent;
; D* Q! u9 t) \$ B6 p; Q% f7 k - border-top: 5px solid #2B222A;
7 ~ v4 }2 G' k4 K3 ~1 J - content: " ";
! w# E, u0 _) L! ] - font-size: 0;
# N+ n! F7 w/ {; _- `# { - line-height: 0;! r4 X2 C2 v: K( x5 n! I
- margin-left: -5px;
! g# R, B4 e: D8 [7 F+ H4 ?$ v9 ^7 h - width: 0;
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. _& O! J% h$ R+ }/ k; G* Y - .tooltip-toggle::before, .tooltip-toggle::after {
+ c! G2 g9 ~6 X( p# L0 D" Z# o+ a - color: #efefef;, }& B* C- S5 l) ]) f
- font-family: monospace;
3 i# F3 n4 o, E% N2 s3 B2 [; G! x - font-size: 16px;. H* z( L8 M% o4 {
- opacity: 0;
, G @' J+ l, z4 b4 v6 W - pointer-events: none;1 s7 P- O ]7 @3 b" I. P
- text-align: center;7 l1 @$ f% J% s- v" V2 q# F1 } _1 {
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
2 C' m0 b; ^" B& Y( Q/ P% m: d9 @) L - opacity: 1;. F6 M6 L( |) W0 {9 s9 W9 |+ J
- -webkit-transition: all 0.75s ease;3 @3 b7 k! F: X. f
- 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">& B6 g4 w. C: E& W& `4 h; x' r
- <ul class="nav-items">/ g+ h/ N* `7 Y% C" o8 ]9 x& f
- <!-- Navigation -->
& ~: A# R5 e' n8 v+ H - <li class="nav-item"><a href="#">Home</a></li>8 m# r9 x; v8 {+ z% J
- <li class="nav-item"><a href="#">About</a></li>% |2 t. ]( g( x! X! L% w# B) j/ Y
- <li class="nav-item"><a href="#">Contact</a></li>
0 F2 n, k3 `( ]4 B2 O; l - <!-- Dropdown menu -->
8 M1 B+ {$ [* J: A2 n3 f - <li class="nav-item nav-item-dropdown">
+ U1 K: _6 X2 _9 H- r - <a class="dropdown-trigger" href="#">Settings</a>1 U0 U! m- g: y
- <ul class="dropdown-menu">4 B7 U2 L# Y7 q7 n" L* n. p
- <li class="dropdown-menu-item">0 f+ `# o# a$ U+ ?! z5 \
- <a href="#">Dropdown Item 1</a>( s2 r+ p" ]) r! Z
- </li>% }4 C: `1 r; m- X* F+ q
- <li class="dropdown-menu-item">
6 q) C0 P- J R" b3 ~7 ^ - <a href="#">Dropdown Item 2</a>
2 H: Q, K" D. d - </li>
) [9 j/ M( @' y' _1 W5 E - <li class="dropdown-menu-item">& ^0 v* Y3 l2 x, k4 ^: x
- <a href="#">Dropdown Item 3</a>
7 I0 {3 A5 I6 P1 _- E! S - </li>* v, ]4 H! X! W, [. v8 g& s. p* U
- </ul>0 ^0 Y! U1 C# m. d2 I! J7 `3 W
- </li> U q: c& [, g. b1 f* G
- </ul>0 H' o M% n; j# N0 s
- </div>
复制代码对应的CSS代码如下: - .nav-container {
% y# G& L, p2 m+ b - background-color: #fff;- k$ d( r! ~. @* U
- border-radius: 4px;. g6 m; y5 y# k4 j# ~5 n% @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 m; B6 V# {4 y# v7 j
- padding: 1em;& y; n; P6 F. x: x' q
- border: 1px solid #eee;
, a P4 S3 k. i- M6 W" ^. w - display: block;5 U3 B) s3 l, T( t
- max-width: 400px;0 V7 R" Q* e0 B, z
- margin: 0 auto;$ g8 e% e* \' F2 a, l' O0 g( A
- text-align: center;( _. P$ T U' r$ Z. `% O, z
- }
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- li {
* {* @* i% w5 e& O z - list-style: none;4 Z! g0 l$ u' @4 k7 j
- -webkit-padding-start: 0;
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- a {/ S9 ]+ j* q0 C6 H8 L
- text-decoration: none;
1 k$ {2 p' G" q" y1 p - color: #ED3E44;
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( i4 j$ s2 p: S F: K - .nav-item {
4 w% b# Z3 `' z5 l v - padding: 1em;% \. v1 g: B- G$ D
- display: inline;* U6 t- Q4 S/ B# N" b
- }
: b% W- X( j' U9 W: r: p9 v9 Q - .nav-item-dropdown {
* Z* t c4 r, a( D0 h2 J2 g - position: relative;* f& z0 I. D6 x) l+ Y O d# i
- }
0 \" h. g; e- P - .nav-item-dropdown:hover > .dropdown-menu {- l2 x7 `) h) r9 M# {( w
- display: block;
$ D7 x. M+ n+ y; O- W3 d% p* { - opacity: 1;; X, J& \1 O3 ]8 l- |9 X
- }5 U' Q, q' j/ ^* A. J
- .dropdown-trigger {
f% R$ s* b1 K S - position: relative;, H i) i* a0 Z* n3 s
- }7 `8 N9 o" ~; _9 a$ }
- .dropdown-trigger:focus + .dropdown-menu {
. V$ H7 E6 a4 b5 t( G T' ~7 V - display: block;6 m( V0 j: f& b
- opacity: 1;
1 [# g+ q% m+ H2 } - }
1 [/ O! i' `( r6 i - .dropdown-trigger::after {
( y' F8 T8 [# r6 S4 n - content: "›";8 k" e4 G6 J' V4 p
- position: absolute;
^# H& k( x# u. U& T' K, `5 d - color: #ED3E44;( `+ K+ `) |8 U. }
- font-size: 24px;! m, D+ V' d6 U, r- G+ m
- font-weight: bold;
; U/ U% f- ]7 }1 s( f6 w R - -webkit-transform: rotate(90deg);
4 }7 C0 ^, Z/ N& v9 \1 n+ g$ P - transform: rotate(90deg);
+ w/ a$ M0 f5 T) L/ N/ Z( i - top: -5px;
' m# v- f% m" ?1 E. M; D - right: -15px;
/ ~& L h' L( m% t- @7 a - }
# M, t# [2 u* ]; [. y1 `9 y4 O$ R5 J1 z - .dropdown-menu {
! ]# k2 F* r" O; V - background-color: #ED3E44;
7 D4 {) f$ p# m - display: inline-block;) `4 S3 @7 L9 e! W- k( O( X
- text-align: right;
$ y( n" Q4 g9 X) P - position: absolute;
3 Y4 W: K2 Z* J) ^ - top: 2.5rem;- U2 w! F4 i6 x9 ~ d4 u
- right: -10px;' K& ~% L& x# @% i% u1 ~
- display: none;, ?: F2 p- L; h, a. x
- opacity: 0;4 f8 c6 U4 ^ I2 A" F2 J
- -webkit-transition: opacity 0.5s ease;, z" I; m" J- o. U7 i" z
- transition: opacity 0.5s ease;! Y; a8 T' I/ C7 o: I# E. }* d
- width: 160px;5 Y. z, a% e6 U$ r" U) V0 D
- }
n& D y- d6 g8 j% A5 d - .dropdown-menu a {
B8 r* h ^9 K9 r( `! Q - color: #fff; G5 W# M1 a4 V
- }
7 d4 N3 _9 E* E% x0 t# M - .dropdown-menu-item { m5 M2 ]* Q6 p
- cursor: pointer;
6 X! z0 Q4 r3 s$ @7 A6 P' g - padding: 1em;
' _ ^" }. l3 c* M- C1 i' M - text-align: center;3 d* k* v! A2 G2 J+ Q- y
- }$ A) r+ ~6 r7 y* L2 e) ~8 F S( u
- .dropdown-menu-item:hover {, C7 t. `) G/ z$ N6 D) q& l2 e" z; e; \/ O' a
- background-color: #eb272d;; P) V% T; D9 v1 }
- }
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# S& d' B9 i K) v可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
2 ~) w8 [4 W, l - <!-- Checkbox toggle --> n+ @# x2 @1 @1 n3 M
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 O7 C' B2 D3 [0 y/ g; I - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 ~1 h% Y1 [# A0 G0 h O9 _/ O - <!-- Content to toggle from www.mfbuluo.com-->
6 [: u& q. Q7 N |/ G. t7 t - <div role="toggle" class="toggle-content">
. o+ }& A8 J* g# f F - BA-NA-NA-NA!. X6 Y2 @2 i0 s2 T" \+ e
- </div>
7 ^9 Z" C- _7 ^; ^- \ - </div>
复制代码CSS代码内容如下: - .toggle {4 G' V2 m5 W7 {9 M- G8 z" j
- margin: 0 auto;
8 \/ O3 o. R0 i8 P. t$ w W - max-width: 400px;2 X; [ d: ^: J. L
- }, J K0 Q. [7 O2 s" F9 a' H. \
- .toggle-label {
0 f: V3 y' L5 S1 B! A. x - font-size: 16px;9 w% S' r/ f8 k$ M, p. w) k
- background: #fff;& q: y0 w* W0 d7 b
- padding: 1em;# ^! D! j t! B1 M' B& n
- cursor: pointer;3 ]9 n Z3 y' H) ?" X) r) A
- display: block;
- X# c( S' Q$ m5 T9 O, b2 f - margin: 0 auto 1em;
$ B/ w) K5 Z- D6 Q) W - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; o4 }) ?% c! a! w1 c6 j6 N
- border-radius: 4px;6 O) ^; x+ y' i2 O! w, x: n: }
- }; b' p; h- A, f8 R9 V7 a
- .toggle-label:after {2 x* q I8 c1 J, n% H
- color: #ED3E44;
E1 l# j% { |- L) C4 a" d - content: "+";
/ Q- h' F5 O. @# H# c; I" Z: I - float: right;
, a( ?: L" x# [2 b5 Z - font-weight: bold;) }/ Q. ?# Z3 I2 x2 _6 o! v0 l% ~
- }$ }1 \9 y; Z0 }; [* {
- .toggle-content {
5 z+ f7 @( X/ A$ l+ v. ?; s. i) ~ - color: #B0B3C2;; }9 m& }! h8 u5 }& b
- font-family: monospace;6 y e$ ^$ z7 O$ u/ c' N
- font-size: 16px;! o0 q4 \6 M# s4 G9 }
- margin-bottom: 1.5em;$ ~8 U! P# G$ O7 p
- padding: 1em;( l$ M$ Q O4 u
- }, I4 Z: u( O" P8 t' P
- .toggle-input {6 R# p; J' i+ Y5 Q6 D
- display: none;
7 }/ Q; A9 S. p# C# \ - }
% u# x+ P; l/ O4 W0 c/ U5 r- S - .toggle-input:not(checked) ~ .toggle-content {
, U8 E I4 R) t# k; c. U# v - display: none;
! B% I' I7 w) J) c& c - }/ t1 H* g& b0 L$ q& K
- .toggle-input:checked ~ .toggle-content {
9 u' W4 J- ?6 z% l# ]8 t5 \ - display: block;* G- m( i3 t/ |
- }- _2 p0 Q( F" v
- .toggle-input:checked ~ .toggle-label:after {: }( S6 h- E# C
- content: "-";
! Q6 b4 T, g3 y - }
复制代码 % P, Y6 ]4 ^ I, P0 |: \
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