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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!">+ y9 f9 B7 T1 Q E
- Label for your tooltip5 U, r( m$ L8 W* I0 r
- </span>
复制代码CSS代码: - .tooltip-toggle {& F) p$ z+ M K" n
- cursor: pointer;
8 [, f. p+ C l+ e7 x# u) w! } - position: relative;# Z1 }+ `4 _3 E, ]& B8 O& z' r5 f
- }; `, J) n$ _; i7 ~
- .tooltip-toggle svg {3 @/ |) w$ n+ W8 \! J- f7 K& f2 j
- height: 18px;
- Y5 c! |; s( I/ U - width: 18px;/ m3 |3 P; `! S. ^/ S2 t, h
- padding-right: 0.5rem;! U. ?3 \9 L" ?6 a$ B/ l
- }! T' H1 Y6 \7 j& S( I6 E
- .tooltip-toggle::before {$ n0 u& W# J! t! |
- position: absolute;* V$ h, n' r( V% m5 R1 n) Q
- top: -80px;) |: I$ E$ ?( ?8 W3 i+ z
- left: -80px;
, ~) m" O$ Q8 A - background-color: #2B222A;
$ c6 _( d0 E c - border-radius: 5px;
5 v& X) H6 v. [+ L% ?6 b - color: #fff;
' q: A+ `- W# T - content: attr(data-tooltip);
) B/ o' {% Z" `5 }( R- e - padding: 1rem;
/ ?% M7 s7 Y3 a8 T - text-transform: none;: q! F" J) n" z- T
- -webkit-transition: all 0.5s ease;
1 U; l4 a, o- m. v) ^6 G$ S& g - transition: all 0.5s ease;
' t: l* \, z7 N7 { - width: 160px;+ b7 Y: y. g ^
- }
. g! U! E, c; ~5 u, s$ h0 w - .tooltip-toggle::after {0 m) W/ ^: ~! b U1 z/ p8 U, C
- position: absolute;
3 u' F) w! D2 t5 C: U- W( [& Y9 [ - top: -12px;( H" W1 J( D% w8 M/ _, L: B9 c
- left: 9px;
! J4 G1 h# `6 t" V2 p - border-left: 5px solid transparent;
D* U4 o! z* f. P - border-right: 5px solid transparent;1 d& E3 Z3 b3 U7 l* B! Q+ \
- border-top: 5px solid #2B222A;; {, [0 f4 s' T( s8 A
- content: " ";2 ~- J- C h9 d0 n' i5 ~9 R
- font-size: 0;
1 F( l* |) l" y - line-height: 0;
8 e* k% s9 [: p* b( j9 A - margin-left: -5px;
: b/ O! U6 D8 K1 w* R5 | - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
' R' ~/ }6 W5 T - color: #efefef;+ u5 }' {6 a) e% T4 i2 v {
- font-family: monospace;
6 L# V) h" W7 \$ P6 J0 Q- R4 x/ K - font-size: 16px;2 d5 B* v, ]4 ~- X
- opacity: 0;
( K D# F& \! A3 m1 Z - pointer-events: none;
5 }6 E2 d. D- O8 Z" n - text-align: center;7 V$ m6 _$ }6 }" n9 l
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ C: J; @2 R& p+ G) d6 ] - opacity: 1;
. N/ o2 H6 ` ^( ]+ u" ]; | - -webkit-transition: all 0.75s ease;- _% w- o$ u/ z0 T
- transition: all 0.75s ease;
1 v9 k% C. m/ }, t) r6 W - }
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">
5 e ?* d1 }/ }0 W9 R - <ul class="nav-items">
% a! o5 W/ |& O" y9 A. e; I' G - <!-- Navigation -->, ~8 b, R1 n0 F8 r o. ?
- <li class="nav-item"><a href="#">Home</a></li>) z& i6 M0 {8 t- C2 d. a
- <li class="nav-item"><a href="#">About</a></li># u0 r# K% L% l
- <li class="nav-item"><a href="#">Contact</a></li>8 R4 J1 G8 z2 H" m# W7 o" P
- <!-- Dropdown menu -->
+ p) P' X2 r- X+ q - <li class="nav-item nav-item-dropdown">( d& Z7 e. u- x; Q
- <a class="dropdown-trigger" href="#">Settings</a>/ p; Z+ @, ]2 V9 v% B
- <ul class="dropdown-menu">
4 m0 I" G8 v+ H) \ - <li class="dropdown-menu-item">
9 v1 o H0 T4 v# R - <a href="#">Dropdown Item 1</a>
* h ^" w3 ?. I" k1 R - </li>
' a! s% a0 I: d+ ^$ w$ ]* @ - <li class="dropdown-menu-item">
: @6 Y5 c* v4 y5 o - <a href="#">Dropdown Item 2</a>- m' z) s( R9 ]0 r* q1 O! Q ]
- </li>+ C: I+ z. Q m/ U: D
- <li class="dropdown-menu-item">$ g% o6 q3 d) A! s
- <a href="#">Dropdown Item 3</a>, K$ {1 H. a: i$ I4 d$ c
- </li>, a( s- s6 p4 F. G# g
- </ul>- b: e9 b( _9 l. D! Q7 C) S
- </li>
( T$ X ~: P2 V$ n0 d - </ul>* @9 O, q% F) n3 M2 e. M. N
- </div>
复制代码对应的CSS代码如下: - .nav-container {3 a4 v/ ?! k$ P& Q
- background-color: #fff;
# h& m, d" t1 L - border-radius: 4px;5 W8 M3 o8 D! m! ?
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 R1 X5 i! Y Z - padding: 1em;
! T& c* Q5 R- | - border: 1px solid #eee;
. M# i7 s0 Q; m2 A+ W - display: block;
7 S- M1 u" Q$ e: {& p/ S) r - max-width: 400px;( ]! F+ R; X! }, \, e4 p; F
- margin: 0 auto;
, z$ j+ C- S8 Q: I7 k - text-align: center;
- {" C7 Q" e! X2 B - }
/ S& g* @; A2 }2 C1 X G; }6 f1 p - ul,
1 v: r% `+ [! u' c - li { @& L/ x8 b2 j# a) }
- list-style: none;0 A1 g6 k4 F1 H
- -webkit-padding-start: 0;
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- text-decoration: none;% M+ n' a0 [- s' V$ C8 }5 b
- color: #ED3E44;1 W" ]; W Y( t7 e5 ^ P, `: c m
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- .nav-item {+ D$ L+ \" i/ l7 c; M5 }1 f" k
- padding: 1em;8 h! }% @( ^# V: m1 B
- display: inline;
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- .nav-item-dropdown {
2 N" G9 a7 T% \4 o. v - position: relative;' [* [$ \- l- d( i6 x
- }7 ^; S: r' z' _! h4 a# F
- .nav-item-dropdown:hover > .dropdown-menu {* {( [' ^8 c) i. B' L
- display: block;
* }, h" t9 L2 i* x - opacity: 1;
: A/ z! N" x, P - }
* H$ G2 {4 r# k+ Z- {1 L - .dropdown-trigger {
, m& @6 ^0 X; m ~ - position: relative;, [- K. b7 v5 {" l* K
- }
8 q8 q R4 K1 [5 C5 M - .dropdown-trigger:focus + .dropdown-menu {
1 c6 Z, o) X4 U4 r4 ? - display: block;2 N& B( t9 X: q) w+ G
- opacity: 1;( [! | Q/ X' D/ m, F6 \
- }: [" E& o/ I0 f, }
- .dropdown-trigger::after {* E7 H# h# J* X+ f% a) P: |# K
- content: "›";
- B- x5 r6 Y9 ~, M* G! S - position: absolute;# a6 m( {: A3 a
- color: #ED3E44;
* T8 ?. g0 j! t - font-size: 24px;3 R _6 }8 [. c! \
- font-weight: bold;
4 O5 M! I5 b, C x# S, U2 M - -webkit-transform: rotate(90deg);
, y5 A2 ^$ |8 D! a) W& R - transform: rotate(90deg);1 E$ [( d, d+ e# ^
- top: -5px;
1 V& n2 ?% `6 K2 G - right: -15px;- @& n2 ~1 [0 v& O1 J8 n6 v
- }) k* s, E5 D) W9 u9 O p
- .dropdown-menu {( R( W: E5 E$ I6 x
- background-color: #ED3E44;
, `! |0 i/ g6 {, A. \ g( E - display: inline-block;1 d$ j# W, A4 v$ V0 _
- text-align: right;" z B e* {+ e2 Y5 ]" H
- position: absolute;
: Q$ n7 A9 O+ U0 F( Q0 J5 Q - top: 2.5rem;- N& ]5 v! A. S+ p2 u5 x8 X
- right: -10px;8 _& E; P9 ^2 b3 G' x$ A* @
- display: none;
) h: d2 g: r$ f - opacity: 0;8 j1 X- u' u" A! R2 ?" I' Z
- -webkit-transition: opacity 0.5s ease;- K- d) p6 z; T0 o; [, b: u
- transition: opacity 0.5s ease;
- g, \" j, M0 E$ Y* O6 n. Z - width: 160px;: b; ~4 `7 ^# r5 C* Z
- }% e* n" ~' K3 c6 A
- .dropdown-menu a {8 S+ ` v% H4 H+ R
- color: #fff;: m" U& u$ l( u- ~; C6 g' A
- }
8 y) X9 m4 {. y! o4 u8 Q2 l& o - .dropdown-menu-item {) m2 L( p9 f% q
- cursor: pointer;
& W2 Q* l% I& N7 F$ O+ c" _. s: c - padding: 1em;1 M4 c4 O% C: d9 C6 u6 T8 f) A
- text-align: center;
' m8 F, L$ r( x# R2 ? - }
' @9 Y6 f- e+ T3 R, H+ a# b, k- V - .dropdown-menu-item:hover {
1 ^" w4 Y* I- i5 @* Z7 D3 @ - background-color: #eb272d;8 ~) _( x6 e) f! A% v7 q2 E
- }
复制代码
2 p$ z7 h, T8 U8 m8 f可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' ^* q1 s6 F! f! j
- <!-- Checkbox toggle -->
; Y& ?1 w+ g$ Y( E3 W5 ^ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">$ y4 B. C/ x* g5 O* Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& s% G z) i/ l+ L- H2 y3 } - <!-- Content to toggle from www.mfbuluo.com-->
4 a$ V- N3 c- s3 J! I9 y - <div role="toggle" class="toggle-content">
( O5 e- j; R$ F7 ]# ~ - BA-NA-NA-NA!
( e' \" V, i( g- l- I: H - </div>
4 q- j/ e3 R, u3 d( Y( Z - </div>
复制代码CSS代码内容如下: - .toggle {) T" p; [6 d. E7 r0 C( M$ d
- margin: 0 auto;
4 {/ u4 ] t% r; H% }8 { - max-width: 400px;
+ r! X# O. A; P% H" Z - }$ {' `7 |3 h" L% F1 [8 Q& v
- .toggle-label {
# `/ z5 [% T# R1 T - font-size: 16px;
g# u9 g4 O% [) K/ F @4 R - background: #fff;
6 ~4 R4 i9 k) z* {* O. d" b - padding: 1em;
7 f' q; |. b- ~' P+ _ - cursor: pointer;
' @# j% p/ R9 Y6 g - display: block;
& e6 v9 Y8 u) }+ _ - margin: 0 auto 1em;
* ]3 O% c( y/ D: c- j- C - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 h S' W: l7 C. Y% a- w7 z) @ y - border-radius: 4px;
8 }: I x1 U9 e4 C, n - }" g; B: }6 D1 P" {1 }
- .toggle-label:after {
- @/ s4 v( u: ?2 w: w- [ - color: #ED3E44;
% X" N% E5 ^) u4 r# Y7 g- i - content: "+";0 S1 g3 i9 q; T/ n7 g1 ]$ C+ {
- float: right;: Z$ E4 Z0 e/ S- D* b2 V2 i
- font-weight: bold; @" F6 w$ v, P' t7 z+ U% _' `# T, d
- }
- s1 g* C. D3 n( C) o# F* ` - .toggle-content {" C' B/ ]0 e1 a7 E
- color: #B0B3C2;
% y; y% v/ k. j9 u9 ^9 \ - font-family: monospace;
) o, w- O1 k% t t* o8 c% a - font-size: 16px;( y; t, y: r$ `) \/ N
- margin-bottom: 1.5em;
0 n. q/ m9 I8 R# [( e - padding: 1em;1 z c1 X# H+ f4 `, o
- }
- A! B' X) t! {' F - .toggle-input {2 A+ h$ N8 ^9 r3 f; Y+ x: }; Z
- display: none;
z m1 g2 @) R7 z4 ?$ w4 l( s - }
0 T( X. [# `# Q: C - .toggle-input:not(checked) ~ .toggle-content {
. X9 P$ C9 |* S+ w9 i - display: none;* X5 u# I8 S3 e1 `& c: X! W
- }( G& D7 `$ A* c h( e+ _
- .toggle-input:checked ~ .toggle-content {
% ~7 D( [' ]* b$ j8 j - display: block;+ R; ^5 ~' T: }) U8 D
- }- u% g; h# ]4 g; s$ M/ |/ O' Y# t
- .toggle-input:checked ~ .toggle-label:after {
( P8 w! l; @: \3 u4 S - content: "-";- f8 f L; s+ X( v6 E: b0 ~# J' a
- }
复制代码 " i; W) r ^2 w3 b7 N) b% V. T
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