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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!">2 m7 d# W$ p7 }4 Y) B" H) D
- Label for your tooltip9 |; X# F4 b/ f4 p9 [5 @ m7 ?
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 I; T; ]- g* e4 S2 ^ - cursor: pointer;
" r: e2 V) R4 ]$ P7 k/ r+ h( J$ @ - position: relative;. w+ u- n$ u1 ?& V0 w9 k! I
- }7 e( V* F: [* L% F7 t
- .tooltip-toggle svg {
, f! m# R/ r+ g) s( r0 `; N! y - height: 18px;" Q% L! @2 b S* s3 X3 E* u9 N# V
- width: 18px;
b) I' a1 c6 A" w9 s, y - padding-right: 0.5rem;6 e: V2 ] ]+ E+ k/ X: W8 h
- }
X1 O) n1 P4 n% O4 s6 m5 I - .tooltip-toggle::before {$ p# B, u) [# G9 N0 `. z
- position: absolute;
* n8 }1 f1 w+ H* t0 h4 A - top: -80px;
* K8 x7 }: y( g- @: t% y - left: -80px;
& }8 o. X; \* W - background-color: #2B222A;
7 l# z* t7 e; t" J/ T - border-radius: 5px;3 R) F+ c) f5 _7 u1 \
- color: #fff;
5 |! q$ K2 |& s5 S- v+ \6 S - content: attr(data-tooltip);
- F" C5 C7 @) L C - padding: 1rem;! T0 E7 J9 T2 U; p% |
- text-transform: none;
4 ], u. h% m8 B u - -webkit-transition: all 0.5s ease;
$ \2 \" f* k }7 e* h# U8 t5 N6 V - transition: all 0.5s ease;) i$ {4 T' ]9 O& r5 H- ] |) ^' \
- width: 160px;/ A1 ^& t& r4 B: ^: F, }
- }
* i8 E/ O& T0 ^/ I' t- s/ X- K* } - .tooltip-toggle::after {
9 ^# ^: p1 t" h9 W - position: absolute;
( X+ h: C# a3 I7 O - top: -12px;
6 N. u( M# l; L# M8 a+ v1 B - left: 9px;
0 j# m* c t/ p3 o6 }* c2 L% S6 F- I - border-left: 5px solid transparent;' t& l0 v3 S: D. d
- border-right: 5px solid transparent;- ?4 F1 b! d4 A, P6 K* j1 u5 V
- border-top: 5px solid #2B222A;
4 C# K# V+ u1 z - content: " ";
Q$ f! h [+ B! H" g6 [ - font-size: 0;4 Z+ I# ^- P8 s6 K! T' A
- line-height: 0;
+ o& m$ p: c0 t1 p9 s3 ]* E; C& `/ T | - margin-left: -5px;5 A/ f& e2 F, `( [6 p! D1 S
- width: 0;1 B$ }9 n: {$ N8 E' z" W# |/ q' [
- }
. e O) p1 U: \6 i8 g - .tooltip-toggle::before, .tooltip-toggle::after {
4 r' y+ k: D# e% C2 |% B; t7 ^ - color: #efefef;
s9 p) t4 K) ], Y2 ~; K - font-family: monospace;
, c9 {3 b# ?, R! W3 |9 m9 G; m" { - font-size: 16px;* m) \- @" X% e5 L
- opacity: 0;3 U) ?0 t, X& O; T! B6 d
- pointer-events: none;
# s3 Z3 m# `0 K - text-align: center;
5 l5 ]; G, ~/ M+ g, o/ c - }
% J8 \5 e# K$ g- ]7 |, d - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# [! r2 R0 f4 ?, S
- opacity: 1;
9 r, O# J; W; e, K2 |) Q - -webkit-transition: all 0.75s ease;
; r( K n' f+ O: Z: ? - transition: all 0.75s ease;* ]* h' T# R" u' p9 A; L; H
- }
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 V4 H! I* _. | ^( h3 M! I* R
- <ul class="nav-items">5 _% y) p* }3 ^$ B& Z# d
- <!-- Navigation -->! @; s9 C, X' P# J" X
- <li class="nav-item"><a href="#">Home</a></li>6 p; ^& C1 C1 r3 \# m
- <li class="nav-item"><a href="#">About</a></li>
& E8 t/ v% A$ F6 Y - <li class="nav-item"><a href="#">Contact</a></li>9 y8 v6 Q1 A% e
- <!-- Dropdown menu -->
1 k% o! w( y9 V2 i6 v; @ - <li class="nav-item nav-item-dropdown">
8 a" G2 n5 v# W2 ^& K - <a class="dropdown-trigger" href="#">Settings</a>
9 X/ ]' N3 ~( { L+ K; [" l5 P( R - <ul class="dropdown-menu">
7 `% `, P7 [! z - <li class="dropdown-menu-item">' B) P; N9 i* L& b3 e W
- <a href="#">Dropdown Item 1</a>3 a9 f3 j( Y' V( Q. M, n+ Q
- </li>6 F1 w6 H& M* _3 N1 X( X% g" w( T+ e
- <li class="dropdown-menu-item">
: k. b1 F. ?) \4 ^/ M( n - <a href="#">Dropdown Item 2</a>
, |8 x4 s/ y$ ]' p. k$ x2 Y$ g - </li>
' E0 z! W7 d% s, ]2 X - <li class="dropdown-menu-item">0 A& t% k: G7 ^) ]1 {& S
- <a href="#">Dropdown Item 3</a>6 V; b7 i1 L; r' D3 i1 Q# |0 \1 }
- </li>3 I6 |* U& b! d O$ M/ @
- </ul> b; ]8 {) i8 w9 z! o: M+ i
- </li>
% @5 [9 S c! P4 c - </ul>
& x% G* L+ c A. E2 ^% P* |) z - </div>
复制代码对应的CSS代码如下: - .nav-container {
: B) K p$ X& r% e: C - background-color: #fff;
% f' D/ s2 i5 ]! e' b - border-radius: 4px;* m1 z- J% A5 l( V; f/ @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ {& Y3 R* [, n9 @4 k) w7 S - padding: 1em;% _ F C# h T& s5 _
- border: 1px solid #eee;1 i1 g/ S) v) n U% W4 y7 a
- display: block;
7 t! }3 M9 I' P& ?. J q - max-width: 400px;
- q6 S, U5 Z7 W - margin: 0 auto;- z4 o3 \. l- f/ V* N( u
- text-align: center;
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3 d8 {4 B$ l. Z! ~) l - ul,
+ Y3 e- c1 }' ? H - li {1 A0 X/ j7 ]! L0 q( r; r& U
- list-style: none;+ Y" i. Z: b6 J: \1 q7 ^! y* ]) C: R
- -webkit-padding-start: 0;! G2 j: c9 o9 T* a. I
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- a {2 J3 w% `1 g/ m5 a. B) \0 H
- text-decoration: none;
% d6 C, {% V) E1 c; w8 K3 } - color: #ED3E44;
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- .nav-item {
% h7 I7 t8 }8 g" K - padding: 1em;4 R* K3 |' B/ j: |5 O @! K5 I
- display: inline;
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( M2 B+ @4 h- a4 M! A' M - .nav-item-dropdown {5 o& r/ [% W! i
- position: relative;1 e) t/ H% y9 ~7 n1 N1 S! _- N
- }
" G3 B9 A( Q# B$ M/ [ - .nav-item-dropdown:hover > .dropdown-menu {
; y( n8 z$ i5 C6 j: z2 ^ - display: block;7 O. w% o% ]) G0 ?* y, h! O
- opacity: 1;
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- .dropdown-trigger {
7 F7 o; X$ N- ^. t - position: relative;
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, b: T: Q/ V: W/ { - .dropdown-trigger:focus + .dropdown-menu {
& M! N# k& W1 q( D1 t2 H- Q9 { - display: block;% M1 o' u* q4 B, B1 t
- opacity: 1;9 ~# j5 I# f0 \5 j4 w% D
- }
2 Z5 S" w" d8 W6 D! j0 `6 r3 Q# B - .dropdown-trigger::after {: K4 U* }4 @, `- m
- content: "›";: v" S L, ` ~4 p; n( t
- position: absolute;! o$ P3 E+ Z1 V. G L
- color: #ED3E44;5 K5 U9 @. F( m* B X
- font-size: 24px;5 f; ?3 ^1 A2 n* M: s4 x7 O
- font-weight: bold;
, G2 A6 y2 m* o - -webkit-transform: rotate(90deg);: Y, Y* f4 [% D' n3 O. h
- transform: rotate(90deg);" h' C g$ m4 E
- top: -5px;
" I: a. _- L4 C, n- C - right: -15px;) o1 v9 r% R# ^6 h4 I( G1 s" J$ S
- }
: E' g0 w6 d( f - .dropdown-menu {
& D' [" ~ b1 r S3 G - background-color: #ED3E44;% N" a3 b6 Q( z! \
- display: inline-block;
/ a% y$ y( |3 ]1 H9 ?4 C - text-align: right;/ s; ]6 j" r G6 e6 H2 Y1 G! g/ W6 U
- position: absolute;
. |/ R% D5 i0 A1 u; k - top: 2.5rem;
- F; |! v1 Q! S, x# Y b( u: X - right: -10px;! Y+ @! z* l) D% y
- display: none;
/ v+ V1 }6 W, q" o - opacity: 0;0 E" [+ G3 g- P+ f$ r$ A
- -webkit-transition: opacity 0.5s ease;7 q5 f$ n% o0 ]% J( F/ B
- transition: opacity 0.5s ease;
" i9 H6 m" P& s/ C8 `- a - width: 160px;4 S- m o {. D( i
- }$ o( ]. R% {8 Q( R
- .dropdown-menu a {& i* _) b( J4 v1 \6 g, T4 R, n
- color: #fff;
# v1 [( s8 x! S* Z- U/ v- ]' h& S2 F - }
3 v1 g+ Y( x- F3 O. [1 i* l - .dropdown-menu-item {* s( E1 }9 b8 J2 O' ?/ Q8 ~
- cursor: pointer;
7 T( T/ Q0 G1 ^* f6 E" c7 @ - padding: 1em;
/ I. Z1 M* c" L1 F- n" F. t - text-align: center;
" p# ?% z' [$ r% a6 p5 z: D7 q - }1 K2 @3 W3 s) u$ |
- .dropdown-menu-item:hover {' J/ k5 o( t, b/ a* T3 X
- background-color: #eb272d;4 O) O6 ]' f! J' M8 F5 v9 C( b+ C
- }
复制代码 % ] I+ Y0 _; R M4 F: F0 R
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 |# c1 I( z( n. N6 @1 H
- <!-- Checkbox toggle -->
! a, Q2 E+ D& j! V+ X - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">! c8 A. V# Y% u) @
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 W- o( M5 F2 x( r! F5 B4 o* I
- <!-- Content to toggle from www.mfbuluo.com-->
. c% }! Y m ? - <div role="toggle" class="toggle-content">
9 N7 l5 `& w, |/ ?9 }0 `+ _ - BA-NA-NA-NA!
% s9 `$ p6 T. [0 {9 N - </div>& L8 @- K; u# w! L: Y# _
- </div>
复制代码CSS代码内容如下: - .toggle {
+ {" d" C( c8 T2 d" E - margin: 0 auto;
7 i+ K" n Z7 D% ?6 @ - max-width: 400px;4 D! \9 O$ g* l- ]3 b9 s8 i
- }
, |' |9 F9 b7 ~/ } - .toggle-label {& g- g& ^% x8 |9 B$ w$ w+ e7 V
- font-size: 16px;
' J: Y8 S+ c3 Y8 I, x+ X - background: #fff;! r7 n) z6 n) V) E" t& \" J
- padding: 1em;6 P( a, L8 w- v2 r
- cursor: pointer;- _) e- Z9 I9 j C8 k* K# ?5 y( [
- display: block;
' I8 l( J. u( i; m5 e - margin: 0 auto 1em;8 a6 N; H* I( C* x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 p1 h% p7 g7 o) R' x$ S6 I
- border-radius: 4px;2 T. {& |4 N! F9 m0 A9 g
- }
* b: l1 I% {/ s- e; e/ ? - .toggle-label:after {
( F# P, {4 F# q. e3 [ - color: #ED3E44;- k8 g7 E% X5 h( A; u5 b; T
- content: "+";
' S8 u$ U! k4 D7 o: N3 @ - float: right;
! n7 G5 ]2 F3 g5 p9 d5 ?- Q - font-weight: bold;, t/ `+ F2 g0 \6 q1 i7 w
- }5 O& o- Y+ s _; J4 Z
- .toggle-content {
# N; _# @; K3 b! @$ m, v$ v: Y1 e; V - color: #B0B3C2;
) b. Y k$ a2 o+ Y5 ?" H - font-family: monospace;
' }1 M" b. x, V! V3 ~' p - font-size: 16px;3 Q# ?/ a4 |4 t( U/ h+ x
- margin-bottom: 1.5em;
3 W7 D) z$ y# W6 @3 R E - padding: 1em;
7 f I. `/ h0 t) q - }
, c/ b* c1 r4 X' l6 n - .toggle-input {
, X- w, |. L; v u7 u1 C - display: none;6 S1 a5 T3 n& G
- }2 E: R4 N4 i$ Y3 T
- .toggle-input:not(checked) ~ .toggle-content {
( L/ L# F" G5 y5 B% n6 _0 g; j: ` - display: none;9 _$ Q n4 _4 z# u% p8 \
- }
% ?4 J3 p' \" ~ a1 r - .toggle-input:checked ~ .toggle-content {
1 T; e; P& [: N - display: block;
: J5 q6 y7 u2 G( i/ m; p1 Z - }
" U8 W$ X3 y0 i) f. N$ [3 @ - .toggle-input:checked ~ .toggle-label:after {
0 r% {" Z( m1 g* H - content: "-";
B& r& e7 s0 K' F - }
复制代码
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