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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!">. b p; E2 d5 l& u9 Y- {. e3 n" {
- Label for your tooltip. d, T# f7 m, E/ m. z, M: T
- </span>
复制代码CSS代码: - .tooltip-toggle {7 i" m l# I8 F* N# H& P2 |$ Y6 u
- cursor: pointer;. k/ z& ?; V) H
- position: relative;
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- ?% }/ K. W. [6 Z: Z: G - .tooltip-toggle svg { B! {( e1 E# a8 ~
- height: 18px;) c2 p( u8 O, W
- width: 18px;
6 y: U9 O4 `; a2 g0 M. B1 ] - padding-right: 0.5rem;! r# h$ z' S9 d4 w1 K, q
- }
- d0 U ~* L$ I6 Q7 I3 L - .tooltip-toggle::before {' r4 o* ]' d$ Z2 v! L
- position: absolute;
1 G* @# [# o/ \6 \1 l - top: -80px;. i0 u# k; Y# w: f8 m
- left: -80px;" L: I1 }' U' t
- background-color: #2B222A;/ s3 O$ }, k( |2 X9 X5 x: z: |
- border-radius: 5px;& x3 q$ @7 _$ n: Q1 s7 w1 c. h5 `
- color: #fff;
2 n/ ?; D, ~7 K# b* {: r, [, p# F - content: attr(data-tooltip);2 \: |% @; k- x) m# r- L" Y
- padding: 1rem;
6 x" o+ z# K* i0 X! o$ z( _; x3 @ - text-transform: none;
# `* a* o q& F$ X$ N - -webkit-transition: all 0.5s ease;8 k$ [ K$ k! ^+ m) e E3 ^
- transition: all 0.5s ease;! Y3 ^! Q- P* |4 z! E. g# V$ E3 L) p
- width: 160px;
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- .tooltip-toggle::after {
+ p% a- e5 x% m$ ~1 K: k$ I0 t - position: absolute;
, q' S4 n8 z7 |6 D8 g' I - top: -12px;, t4 z& A8 J) R! k' I) G: Q' Q- y
- left: 9px;
& j! A; Y3 B5 o6 V% Z) g4 g/ ~ - border-left: 5px solid transparent;; v' w* O4 e: _2 E3 D* G. w
- border-right: 5px solid transparent;
# t6 [! n; P7 K# ?% R5 Y3 E - border-top: 5px solid #2B222A;
9 E) w6 R5 A+ r9 Y: @, O - content: " ";
2 \2 p3 d* R7 h% E, i3 u- d. o - font-size: 0;
2 }6 y0 i$ U$ x. m/ u4 x. W - line-height: 0;
P: `8 O1 R5 } - margin-left: -5px;6 P' Y$ z& G0 W' k( b# }0 m
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {0 c) L2 ] s( B' } \# E& y; Y
- color: #efefef;+ H# z; P: j5 i: H7 x: i ~
- font-family: monospace;4 B3 u# g" I, T7 u: D$ y$ @
- font-size: 16px;
2 g3 u8 v: D6 A3 H7 B$ c/ | - opacity: 0;8 y4 j: b) z; A8 Z K
- pointer-events: none;
: i& a3 B# u2 t( V: L - text-align: center;/ |- n0 u0 S5 q! y
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 o7 j6 J$ X0 n. @* O! r8 H - opacity: 1;
- k1 N) w& e; {5 m - -webkit-transition: all 0.75s ease;+ P1 x9 m: j% ?4 t0 D6 l2 _$ s
- transition: all 0.75s ease;
" z B d) i* m. p. b. N6 v - }
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">" r% Q K P; p) G7 ~5 Q
- <ul class="nav-items">5 q2 c4 L1 c" u7 b
- <!-- Navigation -->
/ I$ v2 z3 M \& w& ~ - <li class="nav-item"><a href="#">Home</a></li>
9 I P) W! N; g5 { - <li class="nav-item"><a href="#">About</a></li>+ Z6 { T; `: A* i" \+ n3 q
- <li class="nav-item"><a href="#">Contact</a></li>
( B! R! R5 g% q' x) h+ p/ R - <!-- Dropdown menu -->7 l7 I6 r4 B" Z$ F- G2 e: g
- <li class="nav-item nav-item-dropdown">9 B8 x i0 ?' c9 g3 Z7 y
- <a class="dropdown-trigger" href="#">Settings</a>
9 y. Y! a$ S3 ^+ H" d6 n. I) ^ - <ul class="dropdown-menu">
* l* \; L+ E# P" A2 _ - <li class="dropdown-menu-item">5 F6 N g" B5 z
- <a href="#">Dropdown Item 1</a> V; T; r0 ?% G
- </li>
: _7 p+ m+ g! }, |1 o - <li class="dropdown-menu-item">
# A" j& T Z0 Q2 Q$ d - <a href="#">Dropdown Item 2</a>
6 r6 c: M9 S% ^# O0 M+ W4 G1 K" Q - </li>9 e1 o! [5 p5 A. P" L
- <li class="dropdown-menu-item">
7 s+ O9 F9 f4 p& \ M* \3 Z - <a href="#">Dropdown Item 3</a>
) L4 N, [ A0 h9 F& G7 D' }8 a - </li>
8 P5 ^ M( t# G6 a* ]8 F2 n - </ul>; ^* C* ]3 c- N% f3 i0 D
- </li>
% v: c# D6 c2 n3 X$ {" w - </ul>
. L* ^; d6 p: d$ f) n - </div>
复制代码对应的CSS代码如下: - .nav-container {& B7 X6 I" ~5 ]$ Q
- background-color: #fff;
4 \3 u: R7 j1 ^3 Y7 U) {- B - border-radius: 4px;3 [- M- ~, i& z7 B+ @; L; ]5 m7 r, ?
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! Q! a3 S! x% e* I: a - padding: 1em;9 a, c, ~& }7 r8 _0 `
- border: 1px solid #eee;3 y8 ]; K6 k+ F! X" m) u
- display: block;' J/ z/ ?$ j6 e3 D! O8 h/ S
- max-width: 400px; E1 s0 ?' ~' ~2 X, F9 l& z' M
- margin: 0 auto;
5 {9 g- I! G2 i0 L2 j4 ?) O- F - text-align: center;0 ?& I! b1 y( {* P$ N
- } f; _- ~; S$ n5 n% J3 p
- ul,
$ J* n- y' K0 m) h3 F - li {
S$ U. U, q2 p; [% ]% k - list-style: none;
$ y1 n2 d! i+ Z+ D4 U& z. g2 T0 l g - -webkit-padding-start: 0;) I& E# D5 ^; P8 H6 \+ T: P
- }
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- text-decoration: none;& E! {! O/ L5 U: _ X+ p1 V1 x
- color: #ED3E44;
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- .nav-item {
0 l+ \3 P6 b/ Q1 @% z) v - padding: 1em;
; ]' J% X. q, e) i - display: inline;9 u1 a- W6 [# T0 X* s! T
- }$ f6 O. i" l1 {3 E
- .nav-item-dropdown {
+ ?8 a: z' M- |' o - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {' P* J1 z+ q1 X$ u
- display: block;) | K0 ^! t F. m1 k
- opacity: 1;
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- .dropdown-trigger {: p4 c( E) d9 Z; U- O
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {. ?5 d& g" J6 {) N4 k/ ?
- display: block;1 [# S1 S/ p! G0 `2 }
- opacity: 1;
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- .dropdown-trigger::after {
/ n0 e6 Q6 l. u - content: "›";
0 m6 R1 T0 z7 q" T5 [6 o - position: absolute;. Q9 Z5 G; C0 [ S1 ^+ z* |
- color: #ED3E44;
) F d- C. P( |& b2 n- E7 ]' m* V - font-size: 24px;4 J9 k0 W w/ v/ F
- font-weight: bold;1 I; L0 x% c$ ]
- -webkit-transform: rotate(90deg);
" f$ C' V1 a6 F2 I5 p! L - transform: rotate(90deg);9 w4 `% _' s7 S* V, H% `9 p: C6 t. H# \
- top: -5px;' V4 c2 Q$ V: ^& H$ y' [
- right: -15px;
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( h) o/ P9 V, t9 o& f7 s: M! g8 S - .dropdown-menu {
! u" U. M+ K9 T; e" L7 n0 V7 I - background-color: #ED3E44;
7 a$ H- |6 n7 j- x! }- u - display: inline-block;
' ]( j( v9 C2 P/ Q( R$ | - text-align: right;. Q, f& I n' M0 C
- position: absolute;/ Y# o# H/ t' t; G3 g$ ^) u
- top: 2.5rem;5 [7 b- o ^( u5 h! @8 K
- right: -10px;' W/ i5 s1 t0 u2 T9 }, o
- display: none;
7 ?* {, |% M4 r! F1 L3 P, E" E - opacity: 0;
5 h; C2 V Q0 X - -webkit-transition: opacity 0.5s ease;/ P# W) R& g2 f
- transition: opacity 0.5s ease;
4 r6 N$ J( b! c f# S( L4 q: x+ | - width: 160px;, b |$ }9 }- i
- }
/ R1 K( r7 C, q - .dropdown-menu a {6 b5 V% l( {2 i. E# U
- color: #fff;
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% h7 f7 c, ^- U. z3 R5 B6 M - .dropdown-menu-item {% G/ c! e% D) L" q$ x" r8 \+ i
- cursor: pointer;
' R) V/ T$ c1 o) Q6 L - padding: 1em;
2 ]/ e$ f. M: F, y - text-align: center;
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0 f/ g/ c) {+ m4 W$ { - .dropdown-menu-item:hover {
% P0 D" F+ K$ r - background-color: #eb272d;
1 {. s6 F6 y, t7 m7 C - }
复制代码 3 b- m+ F" u# z) a$ N u
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> n# B4 h8 T. t# y4 D; ^8 ^
- <!-- Checkbox toggle -->
& b# o5 O9 z3 g - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- J, ~2 }/ Y; U - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* `* ^. N: K: ^" Q. h
- <!-- Content to toggle from www.mfbuluo.com-->) ]! \( U3 g- T1 }
- <div role="toggle" class="toggle-content">
) s9 L* B' N/ R( ?( l: I# z - BA-NA-NA-NA!8 ]; B& _ K; }( C/ E6 _
- </div>
' o; q, ]# V, S/ \. o - </div>
复制代码CSS代码内容如下: - .toggle {5 r5 r+ ~* I, [2 p: \1 e' T
- margin: 0 auto;% X. {: w, }3 h. t- M! V
- max-width: 400px;: W' }2 T# P! M# V8 i/ N* I* C+ w
- }
4 Z" K, l6 J. _* c1 F* l9 H+ R - .toggle-label {+ H# G% K$ N/ Y
- font-size: 16px;2 H, W+ r u! A
- background: #fff;
% {- @/ }+ Z; }( s& Y7 g: y8 @# K - padding: 1em;
6 Q9 B1 _* t, B6 L# g! o - cursor: pointer;
& }- _- H9 V- P9 L; A" N4 t# i - display: block;' J) _4 ?9 g8 H& W$ b) ~) W
- margin: 0 auto 1em;; T. @5 w5 g% q; q5 q% Q d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ B/ b) T; e _- a2 N
- border-radius: 4px;
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- .toggle-label:after {9 p1 Y+ Q6 h0 K% u7 j
- color: #ED3E44;+ c2 `4 T& G4 f( k0 R# k
- content: "+";6 H' i3 \& _/ t! _
- float: right;* w; [# N! m. r; S4 W# v
- font-weight: bold;/ ~4 d, R" u6 C0 [( Z9 [
- }
+ Y# \8 R& V) \& A: J4 r - .toggle-content {* [. [5 Z8 Y, E5 y* I/ G
- color: #B0B3C2;
# y& ]- X8 C$ @4 J8 Y0 F$ R# r2 n) J - font-family: monospace;
2 N+ B- s% N7 R+ y. a# d - font-size: 16px;3 ?( G1 g4 Z" o2 A& p
- margin-bottom: 1.5em;4 U5 I2 F. p H6 T+ G+ k
- padding: 1em;. F' k! `$ E/ k- d3 g" s& K5 |
- }: r, g6 b+ m0 M7 W: k
- .toggle-input {% b# n# Y" K! J0 }, i4 j: H( |- A; j
- display: none; m% ~7 w- P/ R/ w" F9 y8 H
- }& l# y( t Z( e& \+ W
- .toggle-input:not(checked) ~ .toggle-content {
~0 J9 S* Z( C - display: none;* ^+ y; s/ C9 ~1 Z
- }
' I) W' E( } C4 e' V - .toggle-input:checked ~ .toggle-content {# I# I4 k1 g% @" G% p$ B4 O4 \
- display: block;
( l$ e0 l! [1 Y$ ` f, K3 b - }
/ u. J) {8 q9 D - .toggle-input:checked ~ .toggle-label:after {
4 [( {& q$ A; }3 x, }: }: i - content: "-";
/ [, d6 ^/ r- m - }
复制代码
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