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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!">
$ W {6 b3 ^& F( e - Label for your tooltip8 u* B$ R) {) Q
- </span>
复制代码CSS代码: - .tooltip-toggle {* D" J8 H4 L3 v5 S' B7 W" N B
- cursor: pointer;
) T2 s% \- P; {$ c+ |' c - position: relative;
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- .tooltip-toggle svg {
; l# v5 f0 B" @ - height: 18px;/ t" Q2 ~6 A- w' f Z
- width: 18px;
, E: B8 c/ ? l7 L5 I) |6 R - padding-right: 0.5rem;! m) }4 \3 g. o/ B) k
- }
) \ m8 T# b5 L) y6 b& N - .tooltip-toggle::before {- B6 A; a; x) ~# p$ l, r% P
- position: absolute;$ i9 E. O- |' R' q S0 v
- top: -80px;9 ^- `7 ] n N, l0 d
- left: -80px;$ v1 y" W% L% q, Q+ n* P' _
- background-color: #2B222A;
" J4 _/ o, A7 \. r e2 V! J, S+ [8 y - border-radius: 5px;6 v8 y6 P+ _0 X M
- color: #fff;
' Z2 F* N+ O+ d - content: attr(data-tooltip);
) o' r2 Q+ w6 e7 [1 Y - padding: 1rem;: f( G& N1 a# `# V& t
- text-transform: none; \& d( y6 v: G0 y7 M; v/ c
- -webkit-transition: all 0.5s ease;$ B% K, k( `5 V8 f( u L
- transition: all 0.5s ease;* L/ ~$ N- x' D. j" d$ O8 H' o
- width: 160px;* q% w/ B, N, M
- }
( Z* c; c6 K( ?2 L$ I4 s - .tooltip-toggle::after {
: U- V) C1 p3 O - position: absolute;
+ i/ X7 x5 ?: N4 b - top: -12px;
# v8 ~: } g+ O+ L& A- | - left: 9px;2 \: V# ?) a% Y& W
- border-left: 5px solid transparent;
3 x$ u$ ?9 J2 {; @$ Q6 w" w - border-right: 5px solid transparent;
! _ B! s$ I0 N3 c - border-top: 5px solid #2B222A;4 t% d" A, r1 Q8 R
- content: " ";
: Q0 |0 [2 O5 N7 y - font-size: 0;% f/ _) L4 m/ S8 Y
- line-height: 0;5 i0 E- ^8 y& U
- margin-left: -5px;
& A: F* k% Y/ `$ d! t$ N* K9 H! E: l - width: 0;
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( J% l, z" |+ b: L; I$ F - .tooltip-toggle::before, .tooltip-toggle::after {
- J" C; D. f0 l - color: #efefef;
9 c: ?' |) V$ O/ ~8 j0 t( ?* G8 O5 ` - font-family: monospace;- @( x% Q) _0 C& x
- font-size: 16px;
1 a$ G0 o& l; z+ D/ l5 K! \ - opacity: 0;
- ?6 z% o$ w: I9 F& U; g - pointer-events: none;
+ l: z6 R& E8 b) ]: O5 | - text-align: center;5 F! B: u: l2 u' L/ y: ` c+ Z8 @
- }
: p4 l2 `6 ~2 K/ P0 M9 l! D3 V - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. K$ r$ m$ E- n
- opacity: 1;
7 ~0 x7 c6 Y4 l7 Z+ b* L9 A - -webkit-transition: all 0.75s ease;2 b9 f; f9 j4 W( K
- transition: all 0.75s ease;6 h6 K) b' T7 q3 q8 \4 B7 a
- }
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">& F+ z" [, w/ h+ {0 \6 P
- <ul class="nav-items">
$ N( C" C7 B" D9 E! l - <!-- Navigation -->' j$ W& {$ Q4 ]7 h% d8 l9 _& I
- <li class="nav-item"><a href="#">Home</a></li>
, R; e; c0 F8 Y7 \6 D - <li class="nav-item"><a href="#">About</a></li>
, L# {0 R) U2 Y$ U - <li class="nav-item"><a href="#">Contact</a></li>; K0 Z0 ?/ c, F B6 A3 x3 c
- <!-- Dropdown menu -->
) n% h2 H5 N4 p5 Y) @ - <li class="nav-item nav-item-dropdown">+ d6 {& ~0 f" h/ f$ O1 e. W
- <a class="dropdown-trigger" href="#">Settings</a>
1 x2 _& t- D5 B- z& R1 q - <ul class="dropdown-menu"> ]0 V( E3 D/ U( ^ D( v* M
- <li class="dropdown-menu-item">! H+ ^# M" V$ ^4 a
- <a href="#">Dropdown Item 1</a>* g9 T# A6 v8 \% G) \9 ?" I2 x
- </li>
( L$ J% ^( q) ?4 h3 ?3 m - <li class="dropdown-menu-item">
6 |7 p* ~. U# Z - <a href="#">Dropdown Item 2</a>/ q7 ]+ _& g- r% Q3 t; w8 s: b; A' i
- </li>" J3 I" ]: [1 M) d) _# v( L: C
- <li class="dropdown-menu-item">
% O6 j8 o* T$ ?4 o! x" y# j9 b - <a href="#">Dropdown Item 3</a>
) G' m% E$ z9 O, D - </li>1 [- n- y# L7 |% X
- </ul>
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- </ul>
7 B" r, {/ y" T( {# X( K - </div>
复制代码对应的CSS代码如下: - .nav-container {" s9 ]; A* C7 H/ p5 f
- background-color: #fff;% G& c# F- N& r ?/ C" z5 D4 E
- border-radius: 4px;
0 s7 ?' L( r9 H! B# z/ b# m3 T7 ` - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 `' z0 V# A( W% U& f- m5 V+ S
- padding: 1em;. B/ d2 |- S7 N9 Y* S- g
- border: 1px solid #eee;( d- S) H0 |6 Z7 K" E! a3 a
- display: block;+ q4 ?! M7 t1 C+ O
- max-width: 400px;; A8 E. P! _- I+ R# k/ U
- margin: 0 auto;
1 N- v2 Y5 f8 v! Z, \9 @& Z6 O - text-align: center;
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- list-style: none;$ x( T6 _+ n0 f0 T$ u; z# q: n
- -webkit-padding-start: 0;
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- a {. D0 O4 M# P9 I K0 S1 p) c; a; A# C
- text-decoration: none;
& M) G! R1 O; f" A/ H - color: #ED3E44;) V n9 d% N" t' e( D0 {8 R
- }
$ p# l1 g+ F: w) c0 k - .nav-item {
0 p# m- P1 x, a7 e" ` - padding: 1em;
, k7 k3 N3 Z6 y- V - display: inline;5 l) u' ^, R+ ^
- }
; F, \! {8 t) O9 f2 { - .nav-item-dropdown {, Y+ R( O9 K- e
- position: relative;
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|' t% v8 v. C, P$ o7 j - .nav-item-dropdown:hover > .dropdown-menu {( ~1 L8 K- g8 H; Z6 V
- display: block;: `% S' b* {4 b, h J3 _
- opacity: 1;4 Y% z! U$ a F, K/ E7 _2 _
- }
# n7 `1 D! R! r/ z& q - .dropdown-trigger {6 R- S( `- H9 Q1 V( j1 H
- position: relative;
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- E2 r( k h8 y# Q$ n) J. P - .dropdown-trigger:focus + .dropdown-menu {' K* W& S) T- A- M% M- ^6 H
- display: block;' |9 m0 B( @% W. Z& a, F6 o& A7 w
- opacity: 1;5 O* O5 I. t, o5 C
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- .dropdown-trigger::after {
6 d% K1 k7 C- @) p' L. c; w - content: "›";
K; [* g3 c" j: s - position: absolute;
5 F3 y3 K% A! V; ~; {) l, p K4 f$ U. x - color: #ED3E44;' [7 @. [1 ~, r. z! ]5 _, J
- font-size: 24px;
7 s4 Q, h$ `! e. T' L - font-weight: bold;) n' M$ I: Q+ [6 y6 X, F7 w! p* R
- -webkit-transform: rotate(90deg);) ~) N3 r4 @, q1 I6 \! Y- A2 k
- transform: rotate(90deg);
% o1 z. f: I5 Z V& i) Y7 ~8 s - top: -5px;8 }+ d8 a6 D9 a' H& h9 u) P
- right: -15px;
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- .dropdown-menu {, ?+ t3 x+ l4 q
- background-color: #ED3E44;$ a& `# r( B: G+ h
- display: inline-block;
! u6 U. P: ^: ~% L0 ^ - text-align: right;
. E/ m1 c: R5 Y, m+ X) k - position: absolute;4 _2 ]8 G' B/ y5 }' O- k
- top: 2.5rem;, ~# f0 L( |: ?+ w0 O
- right: -10px;4 N3 Q* g9 D1 t0 z9 B5 o: f
- display: none;
& O+ @" D) d$ t* e - opacity: 0;
. H9 W1 x1 Z8 B& w% H1 m - -webkit-transition: opacity 0.5s ease;' X, d. Z* M) G7 A, L
- transition: opacity 0.5s ease;1 g! B- @6 N- `9 \: `6 h1 w* y
- width: 160px;$ { o1 @$ E/ J! O! J7 H
- }
3 K; p1 F0 I& k; i" E8 P - .dropdown-menu a {
8 G* }1 C* m5 f! U2 K; Q - color: #fff;! u* j8 g" y" e
- }
; s; h7 m4 h! }, Z3 F - .dropdown-menu-item {4 n E5 g0 [) T9 m Y
- cursor: pointer;3 C! N0 R- ?# [
- padding: 1em;( @; P/ u; y. n( c/ ]
- text-align: center;
& `9 S% v# j+ }: [# ` - }
$ D6 w- B* z) U l* ^ - .dropdown-menu-item:hover {
+ {, k1 `. \4 c5 d% s - background-color: #eb272d;, q' b7 z4 c4 e* P
- }
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( `: K: F0 D" J3 W* t* n7 y可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: w2 x! U# u; \- d7 s4 O# {( W
- <!-- Checkbox toggle -->
! m! D* J( C5 g& D - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 G: q. U- w* V5 ^ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; s: m1 X. f, J6 a
- <!-- Content to toggle from www.mfbuluo.com-->" ^( q9 f4 {# g; C [ j) F# `" a6 Q
- <div role="toggle" class="toggle-content">
, ^1 V z% ]1 i. q9 S0 B. g - BA-NA-NA-NA!7 x7 L, t& m- l2 {4 ?3 R9 }
- </div>
3 ^: o) _ W5 T2 H6 j - </div>
复制代码CSS代码内容如下: - .toggle {9 s4 P9 L7 j+ q
- margin: 0 auto;5 X$ [' F# n- L( I, ]$ J
- max-width: 400px;
9 `; g: m Y+ Z4 W; w5 { - }
2 V# J/ W7 l' V2 g - .toggle-label {: C3 }& R: F' S( Y& S! {
- font-size: 16px;
/ _! X% w5 k9 H# G5 u2 o - background: #fff;; f8 C7 v4 J( d, o
- padding: 1em;( T4 |7 ~. S. V8 u/ ^& Y. B
- cursor: pointer;
4 j* p1 T3 }6 s- b, X - display: block;
$ s1 x% e# {# x C% g2 U - margin: 0 auto 1em;
$ i5 j) s, N* R0 K( d" d8 R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; x( ^) ~$ Y. |5 W% P! T
- border-radius: 4px;
, ]) \' m- i6 ]7 l; @* l1 p - }8 @3 X- I8 U0 l( x" q! m
- .toggle-label:after {8 q0 o. j8 I. A9 W# K$ T5 v
- color: #ED3E44;
9 Q9 B1 U* S$ X; S0 W9 W$ G - content: "+";
' N" ~" E" b1 J \ - float: right;
% [0 b Z6 c/ }4 M9 E" u& z - font-weight: bold;* i; D. ]. y; @+ V( T
- }
- e3 m0 M- Z6 z7 D$ L8 E - .toggle-content {
% u( z/ d C* O3 y# B - color: #B0B3C2;
0 x) [" R0 X' c4 p# V7 C' S4 s - font-family: monospace;
c8 D* A) X5 r: W - font-size: 16px;
# S& x) a" w; |8 D: T - margin-bottom: 1.5em;/ G% j; F4 D4 {5 e
- padding: 1em;
! g2 h) v& ^- }' j7 S* S/ |0 X - }0 T6 V' x0 d6 R( X) Y9 A# a4 }
- .toggle-input {; S3 r* _& v8 V- p
- display: none;
) t4 d F& k& N, _ - }
0 c2 @* {% S# @% b1 \4 A- ]$ c3 q9 q - .toggle-input:not(checked) ~ .toggle-content {
2 w( A9 f/ j$ _9 I - display: none;
/ ~$ [4 ?0 ?! Z/ h( e2 m - }$ g# G) K1 U: f. Q s, ^. J
- .toggle-input:checked ~ .toggle-content {
- H2 j& \- [! e- _4 C- W9 H+ y - display: block;& ]! N8 m& @3 M2 M3 r
- }9 s1 s; p9 P7 d& C6 z! ]9 k% k
- .toggle-input:checked ~ .toggle-label:after {
* l7 G+ v/ |" @# B3 p2 x# ]8 ~" H - content: "-";* K% f9 z8 T' ?- C \
- }
复制代码 ' \6 R1 J$ z' ^5 ]- O& F
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