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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 x1 b8 L2 Q$ ]! r
- Label for your tooltip% U% @" L" m4 `& N7 N
- </span>
复制代码CSS代码: - .tooltip-toggle {9 A% E8 V: m' Z- Y
- cursor: pointer;
1 B$ W5 E8 t# d9 u* e - position: relative;9 [ `; s1 F# K3 E) w, J" C
- }5 n0 w$ u5 |' a. I
- .tooltip-toggle svg {2 L$ b( V5 ~6 l6 J6 k
- height: 18px;" \6 U, ]) J \/ ~/ V: u
- width: 18px;" [$ w, w1 [- o+ T: B. b. [
- padding-right: 0.5rem;( Q! @3 l5 ?3 {& d2 H( d) G
- }
: c5 y4 M# m( }" }7 d/ u - .tooltip-toggle::before {; [( t1 q6 A/ K& v) H
- position: absolute;+ S6 c0 z% N, H: c* u
- top: -80px;2 n) s6 ^+ h/ {5 f
- left: -80px;
- |7 c7 ]+ y# C2 w - background-color: #2B222A;, p R: v( t ^" N$ {" e4 Q
- border-radius: 5px;0 k( U! `8 K- ~ T
- color: #fff;
/ j t0 f" _9 b! u& h+ V1 \. p - content: attr(data-tooltip);* n- ]: m% ^' }" W8 C; |% l
- padding: 1rem;
% ?$ Q* \! G% i& L" P2 M! a - text-transform: none;
, W! O4 I! T( X, j2 C - -webkit-transition: all 0.5s ease;
" d! _" Z1 C# v" x2 G( J - transition: all 0.5s ease;0 n8 F1 @1 j- k: W. W1 ]& V% `
- width: 160px;
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6 `2 N4 A2 P# N" d8 l. ?' f2 f3 T - .tooltip-toggle::after {
" x+ L9 t3 _4 w! p& v" C% g - position: absolute;
! L; j( h8 y( O" O, N+ D$ i* e - top: -12px;
, ^) A2 \1 y( Z# o - left: 9px;2 U1 Q, A1 S0 F: \$ ]5 x0 o0 j
- border-left: 5px solid transparent;, }' C9 H$ T. M
- border-right: 5px solid transparent;- M+ q" r% W' X# ]: u Q
- border-top: 5px solid #2B222A;
1 d# P+ c; y* _. {5 j' I! O - content: " ";
# ^2 A9 T' {6 o; f - font-size: 0;
6 ]$ q3 ` p$ {9 J - line-height: 0;
# Z7 v- R! W! H- m, T8 K$ L* y1 d9 Y - margin-left: -5px;
5 ?+ H7 S" l. r6 l! ~- T - width: 0;
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' `/ p0 t! Q8 C* l+ d7 m: P - .tooltip-toggle::before, .tooltip-toggle::after {2 c! `% s# Z _% G
- color: #efefef;1 B ` B) |2 L/ [
- font-family: monospace;- X( L8 r' x' N+ o6 f Q% ~
- font-size: 16px;! x& N# D3 f) M, w) R
- opacity: 0;+ b1 H5 P$ n+ |7 j' \
- pointer-events: none;* Y8 Z {! [: K r
- text-align: center;- C! t" `7 ^" Z
- }
' T# [" a( O7 K/ X* t6 L" P7 t - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ H% j9 D/ h8 I$ g) G D/ d - opacity: 1;
/ O2 V: E: c7 ]- m' N0 Z4 O4 m - -webkit-transition: all 0.75s ease;
- v5 j' t; y! D2 X* q$ l/ r - transition: all 0.75s ease;
( H( b( x, P' k) Q" Y - }
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">- w0 p$ n. ?. o6 J/ n% u
- <ul class="nav-items">* C( Q) S" p8 I( l% T
- <!-- Navigation -->
2 [# T& x2 s7 d- f3 |* ~$ X/ c - <li class="nav-item"><a href="#">Home</a></li>$ G1 H6 I; S1 u& X7 L" |7 c3 s# y
- <li class="nav-item"><a href="#">About</a></li>
% ?& l$ J, K/ }! @, T6 A3 \6 T1 ] - <li class="nav-item"><a href="#">Contact</a></li>4 p# m+ V9 q& f" V. x# h3 V
- <!-- Dropdown menu -->7 I# O. ], z7 h2 L/ S
- <li class="nav-item nav-item-dropdown">9 [! O' d3 {$ E0 C" K6 E
- <a class="dropdown-trigger" href="#">Settings</a>$ `2 G7 K7 [, {% X: h; F
- <ul class="dropdown-menu">
. w+ d5 e0 J% S p; ` - <li class="dropdown-menu-item">: T# d y7 }- k" o
- <a href="#">Dropdown Item 1</a>4 D* _" M6 J; \$ E) ~
- </li>3 J6 t! p* S3 o. {! p
- <li class="dropdown-menu-item">
; m8 r/ X, D" H: `0 | - <a href="#">Dropdown Item 2</a>7 Y' v2 c0 r/ P0 r% G* X- d" m
- </li>
# B/ d: i8 Z! b. i' Y - <li class="dropdown-menu-item">: t3 `- f' p# a4 q2 t
- <a href="#">Dropdown Item 3</a>
W5 Z$ U9 A6 F- S" R; a - </li>
2 F! f. z# `+ ]+ R2 m - </ul># u. p* |3 k( f7 ~' t
- </li>9 M! q9 \' b1 D! _6 K2 _8 D" a
- </ul>
3 [0 O; o2 C" `. C) p! u8 e9 @3 t# A - </div>
复制代码对应的CSS代码如下: - .nav-container {, A! h) O4 L2 ?8 q) u3 s
- background-color: #fff;
! j9 r' j! n8 t9 Q - border-radius: 4px; O) Y! v: y) r- h% F9 K5 T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ O: m" X2 Z; D$ x n. c0 m) G$ i( m - padding: 1em;
: ~# ?: v8 _4 M - border: 1px solid #eee;5 R) ?" a; o |0 x
- display: block;
1 `% l7 N% k- x- D) d - max-width: 400px;. a9 ?7 G) G' v' ~) J4 ^
- margin: 0 auto;9 J% b' I5 w$ V0 a C* R3 L
- text-align: center;( S" t# W, E' k5 E; M
- }
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6 Q& {9 b2 h, j# H8 j - li {8 N/ y1 M q) U0 W! h; C
- list-style: none;4 I$ C3 ]6 s* @# e( @, A# o7 G
- -webkit-padding-start: 0;* p' t: q2 c( b4 Q2 A% m
- }6 O, }! b4 y4 [
- a {
# F# |# o! S% b) x; q - text-decoration: none;
$ e& ?. d' I% \" O! _9 o) M - color: #ED3E44;
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- .nav-item {5 |+ m8 U8 X! y
- padding: 1em;
3 L8 b; z8 \/ D0 ~; U$ a - display: inline;
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- {9 C4 b. H* R$ i8 H" w - .nav-item-dropdown {6 V" N8 ~$ b) _. b t
- position: relative;9 q7 [2 ?) n4 y! x+ a: Q! N( S- V0 s- p
- }
8 X# n" f+ T, X* l, l4 L - .nav-item-dropdown:hover > .dropdown-menu {. H3 |" c9 V$ v5 b$ n
- display: block;
7 J s( o8 S# f+ V' M - opacity: 1;
. \2 p T6 @1 c% t, O, Y- u - }
$ ^; k, Q5 E1 g Y9 t - .dropdown-trigger {+ U" A6 l' w% B& F
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
0 h- `/ Q9 h3 i - display: block;% P; S5 X& S# w! q' U; K( \0 Q
- opacity: 1;5 A. a6 t b* f! x7 ?+ ?2 ~7 D+ U% u
- }( v! o/ i% t. L. ?; Q
- .dropdown-trigger::after {
5 u* `, `3 d8 L, R4 ?+ v+ a+ f' A9 A - content: "›";
# \( U7 C7 n6 C6 V- L6 I: u - position: absolute;
: u6 N- i4 R& i2 l/ l Q - color: #ED3E44;
2 P& U6 @8 M% h4 L* F0 u8 P; o - font-size: 24px;
$ R! V* g. D$ G' V" n/ i# u. I7 M - font-weight: bold;
1 Y3 h; v! o3 V- A# H* a2 y - -webkit-transform: rotate(90deg);# z9 { J! o, H, ?) n7 i- [
- transform: rotate(90deg);4 V6 A$ n1 i8 u* P. @. V
- top: -5px;8 A; X& d1 z4 _
- right: -15px;
4 L/ W( k4 x( t" |* O& x - }& o) q, [4 A2 b. C
- .dropdown-menu {
1 d u% F" s" s/ x+ @5 j) L9 F - background-color: #ED3E44;
) H" L) s$ ~# u7 ~ p" y& p - display: inline-block;; D' u. V9 o* t3 m+ I- g& d
- text-align: right;" Q4 o, \# |: o: ]
- position: absolute;6 Z. \% D! H& [2 e" ^
- top: 2.5rem;
- q% _! B9 e! a; [! G; c - right: -10px;
7 t* s/ f" p \! j6 U9 j9 h, H - display: none;1 F6 q5 i- C- o. e( p# c
- opacity: 0;
* ?: B: j3 h9 m - -webkit-transition: opacity 0.5s ease;/ J& v% e( @! W4 m
- transition: opacity 0.5s ease;
; r, t2 t4 m" f9 P" D - width: 160px;
5 X% x$ R& {6 Z1 U - }
( W- E# G( v. S0 w+ ~0 N! W: u4 s2 e - .dropdown-menu a {
% T0 i, ?" N" I" ?' Q& v - color: #fff;
( P: m. k( L( o! T% f0 | - }. E4 f4 `5 S9 T3 O& q2 r0 [
- .dropdown-menu-item {
) `, w8 q, J: Y5 C6 E! C! f - cursor: pointer;2 {1 c% T: S) G& u, f: \$ w/ j
- padding: 1em;
; S4 ]/ h; [# M, W - text-align: center;
% T! E: t: W7 l( O - }6 `& y' R% `4 T
- .dropdown-menu-item:hover {
& `9 h/ E# g5 R$ e/ C- Y, h - background-color: #eb272d;! }7 a1 O+ R" H A& \
- }
复制代码 & H, Q/ Y; _0 R' Q6 x2 O5 c" P
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># Y" I7 K! W# E: s. _5 i
- <!-- Checkbox toggle -->& r( C1 R" B$ E1 D$ O
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; N3 _% l6 x) V4 R; H, X- x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: g+ ^$ @+ y* V2 h9 p - <!-- Content to toggle from www.mfbuluo.com-->
$ w) g/ M, a6 R% [! f) `) x6 k - <div role="toggle" class="toggle-content">
4 `% l" e$ E4 P" n, l% K - BA-NA-NA-NA!3 H7 z' [ d( ^& f9 n
- </div>
" z$ M) G: S' T* _. J' Q6 g - </div>
复制代码CSS代码内容如下: - .toggle {
8 q% R* _6 h3 I- F( t: c0 p" @ - margin: 0 auto;6 ~. B9 c5 k6 [8 g
- max-width: 400px;! U/ ^: r- ?+ M& k0 T7 L2 i* t
- }9 u2 U, s& X9 Q( H" D% O
- .toggle-label {
* b$ H& H" @' {$ u$ W; C - font-size: 16px;
: l3 h2 n( n' b/ t/ Q! P) H) a; m - background: #fff;) K% Z# s M5 M6 ]) S
- padding: 1em;
+ V3 C- @0 B/ g$ M8 I1 I - cursor: pointer;6 d; h0 `% u9 A% }8 P( V$ q# | R
- display: block;8 O. m" v% X5 L( n7 G
- margin: 0 auto 1em;
]8 L# c. l( n4 T+ | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 T7 H ?/ [1 }( S0 Z3 U! ~
- border-radius: 4px;
( o* w( Y% j1 v% J, o/ X4 B - }8 O* ]3 R3 Y- I4 b
- .toggle-label:after {& i# `" l' T/ k8 P
- color: #ED3E44;
9 c; C; t, U1 L - content: "+";
7 c" q( p) t8 @9 Y2 ] - float: right;
; B0 {+ p/ w% z0 Y! e - font-weight: bold;) m" m' X6 c+ M g4 G: r$ r. B& x$ G
- }
. ?8 V! t4 ^0 z) u) E$ G - .toggle-content {
- x# d5 ^3 |7 } - color: #B0B3C2;) n5 E4 k8 j0 ~* G
- font-family: monospace;
5 o w) s& _8 T% |8 e% ]0 I - font-size: 16px;
& P3 }$ [! j( t3 c; F+ n) W( a - margin-bottom: 1.5em;! j9 O% `/ i @' _, b
- padding: 1em;
: s1 w, O/ m- ^ - }
, @ y+ i" O/ f6 t! e" L - .toggle-input {7 i) l' \+ V1 J9 A- W
- display: none;
0 X9 U* R( v1 [8 r8 P/ |6 A - }
; e3 Q1 k2 @7 h8 I( F - .toggle-input:not(checked) ~ .toggle-content {
9 w2 `, z4 A( ?, d" K. o5 t7 |2 ] - display: none;
# T2 T% \6 s3 j! j6 E- y - }5 y. [' X4 J- H# H
- .toggle-input:checked ~ .toggle-content {
) P, o& K/ u. q) H* h - display: block;% F. ~- g5 \+ E! i v
- }5 ^% ^' ^" ^" T. ]8 O8 W
- .toggle-input:checked ~ .toggle-label:after {4 y: E% S& z, K% e. |. h/ H
- content: "-";
W* ^' r3 }# g _: [ - }
复制代码
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