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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!">
4 H/ j, X8 c* m - Label for your tooltip
8 m3 E' u7 ?% t _& B - </span>
复制代码CSS代码: - .tooltip-toggle {
( _/ _6 G: g! [& f$ M- P4 ^ - cursor: pointer;: J* c' S! l) b7 ]/ o' u
- position: relative;7 O0 K9 h. [0 X$ c0 f" u
- }$ U( L4 |, ]; }) Z, m" W7 X
- .tooltip-toggle svg {$ w1 u( m8 s9 b- o" v* u
- height: 18px;! |/ z/ G8 a. K U2 J8 f
- width: 18px;
, S- j3 E# T: N$ n0 i ^ - padding-right: 0.5rem;: K/ b! q# }, t
- }7 n5 n- V' y% Q% Y* F' g; g
- .tooltip-toggle::before {$ m; R# F+ O1 x1 G8 N2 o* E; P
- position: absolute;5 q: \2 l0 c! x6 W
- top: -80px;1 {9 e3 c. L0 Z; N7 ~
- left: -80px;3 a) B: w; c2 V$ f- C- A9 Q
- background-color: #2B222A;
+ u9 q% v) t, {/ I - border-radius: 5px;
' O7 G3 X3 h" m/ F! f' t - color: #fff;3 Z+ t, t( ]0 r; k3 v. M
- content: attr(data-tooltip);. L9 ^9 b% }% d. X5 ^7 c7 `
- padding: 1rem;
9 C! @4 H) p# l& k+ g) j - text-transform: none;
1 T' h5 G/ K$ u! s - -webkit-transition: all 0.5s ease; ]$ U: {8 }7 @* U
- transition: all 0.5s ease;
3 G4 C3 z) v1 F+ k - width: 160px;# Y7 X% u2 ~, n" ~& r* N7 Y6 M
- }
9 H/ C" h4 O p4 b6 g# _ - .tooltip-toggle::after {
0 ^. B, ^; i) Y7 p W5 }% f - position: absolute;
, u1 f' V3 j" @& E2 \% R - top: -12px;. b% d7 j$ ^! \$ e
- left: 9px;- O9 s R# C. e: \* i
- border-left: 5px solid transparent;
6 n7 s* M% l7 M+ F3 h0 R, G - border-right: 5px solid transparent;
# ?1 @( P; r' C* K3 l. l! j: S - border-top: 5px solid #2B222A;; _. R' r' U$ V* S, L8 \
- content: " ";
' P6 ~' `* o9 m% f0 i3 E - font-size: 0;! S. h4 v" f F7 `% E
- line-height: 0;' y6 _) A% c* [/ U# m$ F0 C' h! M
- margin-left: -5px;
9 Q1 V# ~" x2 r5 S' ? - width: 0;2 D8 u. `- U, p4 A
- }
4 a: f; A9 W: n7 n) t - .tooltip-toggle::before, .tooltip-toggle::after {3 K' i7 I, _" _( j3 g7 X3 |7 j
- color: #efefef;
) y8 @, q& i- w/ C `6 @2 v1 L3 d - font-family: monospace;/ K4 K4 k5 S: E) U$ S* W' P8 C
- font-size: 16px;
9 w6 ^. a: U! _! J - opacity: 0;
# l W/ j! T0 h C0 G. n8 X1 o - pointer-events: none;& l8 ?0 Q: @0 v% [) R
- text-align: center; v c8 s) z4 h# c/ }
- }
. G, I0 ?; S+ @2 Y' ^ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after { [3 w) M/ N- u% d
- opacity: 1;
) @& S% W; H6 ^4 [" C - -webkit-transition: all 0.75s ease;
; d8 K: t7 h$ P$ k/ G8 O. f$ n: M3 R - transition: all 0.75s ease;& D4 S4 e0 b* ^
- }
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">
& L' B5 A/ y1 w ?% D! { - <ul class="nav-items">, ~: v' `* `- B% i' K" F. l6 i* H
- <!-- Navigation -->5 E i. B8 t2 X2 w0 x9 U5 B
- <li class="nav-item"><a href="#">Home</a></li>/ _7 i1 L3 Z+ U! l' j
- <li class="nav-item"><a href="#">About</a></li>$ M: C. Q% f; \0 i# c5 S3 i2 b
- <li class="nav-item"><a href="#">Contact</a></li>
" S7 d1 R" E' X8 [3 j5 h5 o - <!-- Dropdown menu --># e1 N T8 X' w, h. H. `1 i
- <li class="nav-item nav-item-dropdown">' O$ T/ t% h M
- <a class="dropdown-trigger" href="#">Settings</a>* q0 F: J; r1 M" {0 A
- <ul class="dropdown-menu">
; o! B& f6 ?% O# X - <li class="dropdown-menu-item">
( _# D- X" G% L7 b1 k. X - <a href="#">Dropdown Item 1</a>8 K- Y1 S$ X& V; O u
- </li>
6 g8 t) T2 b# w0 e' G" e - <li class="dropdown-menu-item">7 r! G( k& R# r
- <a href="#">Dropdown Item 2</a>
: e8 v/ ? l, U% @3 L - </li>
0 K& z$ j! X0 @5 I" V - <li class="dropdown-menu-item">
1 a @1 w- L9 _( i. T$ q - <a href="#">Dropdown Item 3</a>
2 m* {- i$ @# I! o - </li>$ j& L3 C) a( L+ a( V: @
- </ul>
0 F5 K( l3 _* e' t' ~ - </li>: a! H; u" j2 H3 }" D! J
- </ul>! [ g8 C4 |) o6 r
- </div>
复制代码对应的CSS代码如下: - .nav-container {
$ y5 v. r+ @7 x3 P. U - background-color: #fff;1 f7 j% N( J9 i- S9 j! `
- border-radius: 4px;( B& M+ t, E3 k4 V6 l7 q8 I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, f# g% ~2 D5 ] - padding: 1em;
1 j1 F; I E C - border: 1px solid #eee;
- d1 p+ c# F2 ], V# |- L - display: block;
- A' v- n7 a4 K' J" |7 Z* ]+ ~" d - max-width: 400px;6 ?. t4 |, l# s, W; a5 @: {4 i
- margin: 0 auto;: t. |9 o, X/ \: |$ z
- text-align: center;' {/ ~9 I0 ?. f1 U" Y
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- ul,$ H2 V8 a& @, X: b! i6 r6 S6 j; u
- li {, |* V" o, K* |; V6 Y+ J0 e
- list-style: none;
$ Y! x. ~( v& s! m - -webkit-padding-start: 0;6 O% W; d* j4 j' e
- } [3 a9 q- z9 L3 J+ q6 [
- a {8 W% V$ ], z! v7 z C
- text-decoration: none;
% L* ~ R1 C, `4 k1 h; X - color: #ED3E44;
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$ E5 |7 L9 R* X2 x, [% _ - .nav-item {- l% C5 e7 P! c' j( `7 x0 p. ?
- padding: 1em;5 V! N$ w) i$ v' o# e
- display: inline;$ P8 V* I! E6 w. E- u4 a
- }- ^" E% A0 I" n
- .nav-item-dropdown {) Y2 A/ s% j0 }/ v
- position: relative;% K2 f* L! B9 F
- }- b+ S4 ]# q3 U/ C0 Q! j5 O6 m
- .nav-item-dropdown:hover > .dropdown-menu {3 S$ ~" A7 Y& p
- display: block;
1 [4 O) s( k \3 y" f) f7 B& A - opacity: 1;. i! f$ C9 V( v( i- f. {' f g
- }/ H; M* C9 g; h. v: D
- .dropdown-trigger {
+ \& t# s5 z5 Q4 s) L - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
3 E! R/ p8 C C+ Z7 P - display: block;
9 D3 a, Y, R# l) i2 B" H8 V/ }' E - opacity: 1;) }- @! b3 ]5 L" x% f( c
- }2 h6 @) l2 \) U5 j; I) s4 Y5 A
- .dropdown-trigger::after {# j; \( K# P) E' ~+ t
- content: "›";
3 i3 L) d: S) R2 ]3 K$ ~0 ? - position: absolute;
- A7 U! J5 `# E1 ^0 e - color: #ED3E44;0 W2 d: V! H5 s) h, q7 g
- font-size: 24px;' `5 b. k. c- d2 i) `# \3 }
- font-weight: bold;
M" J% V" w# T; x - -webkit-transform: rotate(90deg);7 L( k6 P0 c- J4 K( y7 B' K
- transform: rotate(90deg);
; I/ D& [& l/ y& o - top: -5px;0 T7 t& }9 }: G6 a) r* W( I# {
- right: -15px;% N# U8 Z9 S4 F; i; {
- }* O. h- @& U4 k4 n" G: V2 Y O
- .dropdown-menu {
- W$ B7 d5 L3 U2 ]" z: n - background-color: #ED3E44;
1 s) L6 f4 K# B; a5 S7 z - display: inline-block;' M: n4 @" f" m- [8 L$ A) p
- text-align: right;
( p% X! D) P7 O' h: n! m/ m' t - position: absolute;& G' _/ z" C; e5 Z
- top: 2.5rem;
7 B' I) m) k) \5 a) i3 z - right: -10px;
6 _0 V; L* `/ z - display: none;3 R. ~2 e, e! B5 ~
- opacity: 0;; ^; z% f; E8 }; |4 D
- -webkit-transition: opacity 0.5s ease;
9 j7 L2 w& f6 Z - transition: opacity 0.5s ease;
: Y* A3 k# m) M) k' s# ? - width: 160px;' k! }" @3 ]6 N7 T4 P( V Y7 q+ v
- }0 }- ?8 {+ H1 ]2 c
- .dropdown-menu a {2 S! `, {8 i3 k: ~0 H
- color: #fff;+ B2 c& z, L. L7 D& h, w8 w# X
- }5 ?) [4 }" g- `( M. w
- .dropdown-menu-item {' G8 g7 I( X, C9 B5 l4 q! A
- cursor: pointer;: S4 v0 ~- m9 p" K) y) S
- padding: 1em;
2 x' p5 W( i# ?6 h7 t - text-align: center;
% M# n& ?% c5 ^2 l' k* i, K - }
5 x" S8 x2 `0 k- U/ L& ` C - .dropdown-menu-item:hover {
2 G3 f+ v* I4 B" M+ ?7 K# l4 a - background-color: #eb272d;
9 V7 v/ N2 ~5 Z% b( O( } G7 T - }
复制代码
) F& d" ~4 V" H% C5 @) ?可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ Q; d9 S7 }& B: g5 Y - <!-- Checkbox toggle -->
V4 `( l. \1 O5 X) L$ M$ I - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ t2 [& f) J6 P' e5 K% h
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# S5 n$ R7 x z7 O - <!-- Content to toggle from www.mfbuluo.com-->0 B& u: I3 j; z
- <div role="toggle" class="toggle-content">
* \* X! X/ |% p/ R9 | - BA-NA-NA-NA!
+ o; o( k& J: X, j% [. d) i, x$ T# \ - </div>, U* g% [3 G0 K4 b& q1 h
- </div>
复制代码CSS代码内容如下: - .toggle {
! H; ?+ N' k! m& \# E5 {( w$ w - margin: 0 auto;
& E; B4 E/ w0 x( g" w - max-width: 400px;# U K# R0 v9 M
- }
3 e/ `6 u6 q6 H1 `% S9 U2 o - .toggle-label {% l& d0 k$ R6 N9 G5 B. Z7 C
- font-size: 16px;% }% r5 Y/ b8 y: c7 H2 E
- background: #fff;( w: L% ?, p }0 j# N% l# Q1 x
- padding: 1em;! H& D( x' C) \# h' X
- cursor: pointer;
# R" T2 E, C- H; n4 ~; [3 Y7 _ - display: block;" F5 C: c$ a: @1 F; b2 ?
- margin: 0 auto 1em;8 h3 g, z" x. y. F5 S& e6 @ t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ i4 E" ]5 R& z - border-radius: 4px;
, o$ P2 b2 q* f - }6 U* ? H2 R" U$ }
- .toggle-label:after {0 @# _% e7 l- ]
- color: #ED3E44;% v* n$ H9 i! @9 z+ f
- content: "+";, {5 C) X7 c# d6 Y" H( j
- float: right;/ o9 p1 u4 c% a. o8 U$ a# q
- font-weight: bold;2 l; ]: H9 v. n. ~; ~' A! W x' i! A
- }
8 F% {- x# Y# a - .toggle-content {
' g& ~. w' P, S - color: #B0B3C2;
6 S, c/ v' H- X" s1 `+ }% r" Q5 W& f - font-family: monospace;
, K$ n; E& o0 v - font-size: 16px;' R* N `+ W$ q* _& Z1 ]
- margin-bottom: 1.5em;
3 r+ E2 j5 z3 o# n: s - padding: 1em;. D7 ^1 h0 \% m0 |
- }' i9 g2 i7 C, ]2 a
- .toggle-input {
( L- P9 ~5 ^( S - display: none;
. o j, v0 ]# Z9 {! K6 Z& A - }
" _( i: U& {% D - .toggle-input:not(checked) ~ .toggle-content {
: n* M7 r& c, A$ j5 d - display: none;
7 l( w* A' }5 o/ N; V, ?0 f - }
" \& t1 F7 J0 ~4 M - .toggle-input:checked ~ .toggle-content {: l x! P/ n: k* v
- display: block;
* l/ ?7 Q7 y9 R& ~) d' l6 Y - }
9 W2 d* x, D* S, Y - .toggle-input:checked ~ .toggle-label:after {8 W8 T. m& r0 g, a' F9 B
- content: "-";
, \# u5 G6 t" i. Q9 `+ V - }
复制代码
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