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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!">
) p& R4 U1 {" E# {! e7 |2 [6 ^( a - Label for your tooltip# A+ D: d. Z$ B7 n7 g f% N
- </span>
复制代码CSS代码: - .tooltip-toggle {
]: M5 z, V2 A0 }" U. ~' y - cursor: pointer;1 O& Z, e% U4 Q% r5 r4 U' Z
- position: relative;! a9 V; ?' u$ ]( C+ w! B6 W) ~
- }
; a- k# X v, A$ u2 @8 q5 J( i8 g - .tooltip-toggle svg {0 E( u+ T& \2 r- g8 Y& ?( \1 o- O# K; D
- height: 18px;
- A0 F* @; B2 b4 l. O7 U5 i- D4 N - width: 18px;8 x) Y7 j9 \! I" z- L9 X
- padding-right: 0.5rem;+ I* Z3 m' h; P
- }4 j3 J3 P" e; G9 t. b U2 @
- .tooltip-toggle::before {
$ m; Z1 s0 X+ m - position: absolute;
$ U3 G: J4 P. p$ \+ X* u - top: -80px;2 h/ ]8 ~9 u) o, R
- left: -80px;4 T0 R B [: ~* x7 a, A
- background-color: #2B222A;
- s2 }6 T# @3 s& k7 e5 C: l q - border-radius: 5px;6 P0 o1 O# }' N' O
- color: #fff;
7 E A% T2 F2 p0 S1 j9 j7 Q9 I( c - content: attr(data-tooltip);1 A: t1 r# O4 k8 C4 G# Y8 {
- padding: 1rem;9 Z6 g3 j# _1 {( n* W) b1 d1 |# A
- text-transform: none;* n( m) F& [( i ~: x
- -webkit-transition: all 0.5s ease;
" q" d8 e0 I4 \9 \7 M, m! Y - transition: all 0.5s ease; W |; y$ Q, J! }: M2 Y
- width: 160px;
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7 I8 e) L6 I4 w# i - .tooltip-toggle::after {
$ ?9 E- |; r( F9 P - position: absolute;) f8 s9 v/ g/ P/ f
- top: -12px;/ Q$ U+ f F9 U D
- left: 9px;
2 g3 _8 A$ Q: n - border-left: 5px solid transparent;
, P$ h6 T8 y. m0 Y - border-right: 5px solid transparent;
; X# k8 w2 N8 p - border-top: 5px solid #2B222A;
+ ~2 u9 a! K# V/ ~ - content: " ";; K9 T, c. W1 {0 Q0 m! j
- font-size: 0;
: c2 V6 Z- D/ h6 G& _ - line-height: 0;
2 W) O3 l' ~ m5 Y0 x - margin-left: -5px;# v1 D$ K( ]+ k: T
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {( M4 g4 I9 n9 {% P& Q2 A- A9 f
- color: #efefef;0 _$ C9 A# w5 _/ b& X' \: j
- font-family: monospace;/ A" V- u9 p2 [5 Z3 U. q
- font-size: 16px;
/ ~8 [4 V. ?5 A8 C8 m - opacity: 0;
; ?& B+ I; S$ n7 |$ i - pointer-events: none;
9 ]+ A1 @0 S0 }: W% O" R) h5 \ - text-align: center;
3 |$ F, K G0 M! v) T - }
- ]+ {, v8 F$ d3 M; k) R) ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ S0 l. F# |2 [6 F1 E/ z9 x. a - opacity: 1;$ g+ L8 {; D( E$ L! `/ f
- -webkit-transition: all 0.75s ease;
5 H7 ^/ ]9 c+ R \3 x - transition: all 0.75s ease;' A/ b" o, w: K: r. M4 S
- }
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">3 I9 m* z$ @& L' z
- <ul class="nav-items">6 i, g0 k1 a$ I
- <!-- Navigation -->
$ J6 a/ L3 R. x0 k4 e - <li class="nav-item"><a href="#">Home</a></li>
1 u) E2 s" j$ t* J5 O8 @/ j - <li class="nav-item"><a href="#">About</a></li>) a, M, p. a+ h' Z
- <li class="nav-item"><a href="#">Contact</a></li>& g+ Y' r. `5 o6 d; F
- <!-- Dropdown menu -->
. L6 C L. f( i2 i( \- l2 u - <li class="nav-item nav-item-dropdown">
! u8 m9 x" I+ s - <a class="dropdown-trigger" href="#">Settings</a>
! K W3 ?) m) |6 A - <ul class="dropdown-menu">
5 U1 ^' B! u; ]# E3 X: p1 g5 h - <li class="dropdown-menu-item">+ Y& K* |4 }& W6 v
- <a href="#">Dropdown Item 1</a>
! b5 e: t0 [: V* ~# D/ w - </li>
# Q& z+ J. ?$ t5 c - <li class="dropdown-menu-item">6 K9 B1 I9 B# C& q) T. C+ H
- <a href="#">Dropdown Item 2</a>
+ {5 u4 I: B$ W0 I - </li>
3 b7 [# V# `( x; W% m( U7 C! I/ s0 { - <li class="dropdown-menu-item">
4 L1 Z" q& X; w. o8 W - <a href="#">Dropdown Item 3</a>
2 d- o1 [( v# ~, Y9 k: i - </li>) L# {: g2 o7 J: U
- </ul>) C$ O1 Z2 S2 ]9 m- m: V% `
- </li>
0 Z4 D1 Q$ y8 U - </ul>2 X. J3 S. O1 B$ n' m- f% g
- </div>
复制代码对应的CSS代码如下: - .nav-container {
" n' {& ]4 k/ z. p# X) u" Q$ r4 V( S - background-color: #fff;
* G/ O' H) c4 h7 D# y - border-radius: 4px;
8 w' K; L7 A z5 G, J9 s5 W1 ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: Y' y1 K& m7 I7 _ - padding: 1em;
% R) T, P" d) N6 f) r/ C9 K, s - border: 1px solid #eee;4 ~/ ] \$ r& l
- display: block;- O9 C0 Y4 c$ [% z9 @) d5 r2 q
- max-width: 400px;
% }/ M: P# D k4 b: E$ l. } - margin: 0 auto;7 [% Y- P- x# y( Y* ~
- text-align: center;( N% u- Y0 T. [4 k
- }* i0 k7 v9 p' o/ u3 D
- ul, g4 A7 Z' h9 L9 L0 T$ D
- li {1 s$ w" S6 `' _5 J( l0 i) J* d# @) y
- list-style: none;7 z$ D! U+ y( L6 P1 n
- -webkit-padding-start: 0;$ W& y* x! Z H/ V! R
- }
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- text-decoration: none;
: k' o b$ Q8 ]4 H- N - color: #ED3E44;7 @3 \1 I2 T& g! c# R: }
- }5 H5 q3 B+ d K2 ^9 E% k v+ A K1 \
- .nav-item {3 W9 @1 l% s- k. x1 w
- padding: 1em;1 \# i( u+ t D. F4 ^5 _
- display: inline;8 W! p+ Q5 A; _: c5 ?5 h j8 u
- }1 \6 y' A1 P/ J# Q
- .nav-item-dropdown {
0 K( _& s; y# Q4 r - position: relative;
" x- E3 R) ?4 c& c - }
2 T- i# N2 v$ V4 | - .nav-item-dropdown:hover > .dropdown-menu {
) ?; J% o# D$ h; n9 _. I - display: block;
+ x+ ^9 G; \, V1 O2 C6 I7 G1 H - opacity: 1;+ u; N* a3 x3 y6 N
- }
0 M- S2 f9 c, S4 d" F/ a' d - .dropdown-trigger {
# N9 r6 c/ v( n1 d F5 X - position: relative;
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9 H6 w( Z, l b6 ?6 H' k/ |! j/ C - .dropdown-trigger:focus + .dropdown-menu {: a9 b' O+ [7 ^ s
- display: block;: r! L% j0 R0 n c* P
- opacity: 1;
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- .dropdown-trigger::after {# y8 y2 d( [- C. a% T( G
- content: "›";
( N6 {6 e, j1 f( W - position: absolute;
2 R7 \ M, a& x f8 `9 I7 A. n - color: #ED3E44;
$ H3 R" I0 C! E - font-size: 24px; Y$ [! {% L) d" F3 t, l; a" Q, g
- font-weight: bold;, @' ]; o1 F& {( _
- -webkit-transform: rotate(90deg);
) @5 q5 X' Y5 `4 V" Q- ?/ I% f - transform: rotate(90deg);
2 n7 x6 w0 t0 a& u, m2 w" D - top: -5px;/ l1 d$ M0 w" ]' R4 a7 ~0 ~
- right: -15px;
+ Y8 i5 O0 S! a J2 _8 X - }: k0 g6 T# [! o6 Q: y# q2 Q
- .dropdown-menu {3 J4 c7 R( L. u, [, ~3 W0 j" D" P, v
- background-color: #ED3E44;: ?* f' U8 k% V5 Y
- display: inline-block;8 Y, B; G1 R5 ^; [1 A
- text-align: right;
" u+ m, |# V C) D" r0 z - position: absolute;$ t3 H0 Y, `2 @4 k
- top: 2.5rem;6 I0 n5 J) J: k5 f# R$ W2 {
- right: -10px;% H6 {' i, g% K" I
- display: none;
9 {' C& {, L& v7 {& C - opacity: 0;
: @* Y& D! a2 u' _5 T! k- d - -webkit-transition: opacity 0.5s ease;. q# J( j. K$ r% ]7 b) M, ?
- transition: opacity 0.5s ease;2 M y. K% l% L: F/ u5 K
- width: 160px;
1 |! @2 R# O! O( S2 C& A - }
/ y# c, Q0 y# e% o6 }/ m+ s9 b - .dropdown-menu a {+ p2 v5 C+ w; v# R5 Y
- color: #fff;3 j/ P: K/ l% q, s
- }
3 v) l5 t1 V& f0 a' N - .dropdown-menu-item {
) ^( z3 |" u Q4 w& a; _, [ - cursor: pointer;
1 L- x& S* w6 X: V - padding: 1em;/ r7 S; M8 G& d- s" v
- text-align: center;
/ Z0 d+ z2 `4 J$ n: J - }. v1 S! r; l7 I6 N4 D2 P4 m
- .dropdown-menu-item:hover {6 I; O+ d" S$ N: l
- background-color: #eb272d;: s% V4 \; z" @* O! S
- }
复制代码 + O9 U9 H0 |* ?% T) t6 |
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: P) W5 E: k# }- h4 @2 R - <!-- Checkbox toggle -->, x H, `! ]$ h
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: n7 r6 O J6 Z' k0 e) e - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. I! u8 X9 a. Q: H* p' Z
- <!-- Content to toggle from www.mfbuluo.com-->% m5 i Z/ @5 q' Z7 R
- <div role="toggle" class="toggle-content">+ {1 g" O* R$ E Q8 T
- BA-NA-NA-NA!
6 X6 f; F, Q9 C9 ^8 w - </div>
$ }) k- D# M! c4 H - </div>
复制代码CSS代码内容如下: - .toggle {4 u, o9 Z I0 g
- margin: 0 auto; @" w) A+ ~: H7 a& p1 z
- max-width: 400px;
a) d, w# u4 q3 C6 R5 ], ^9 k - }# t# p, E- `9 t
- .toggle-label {
% F( g+ k) t8 Y - font-size: 16px;
3 k: v) I+ P0 ~$ [0 p, C! I; o - background: #fff;
: X4 H2 M5 y% w/ X& n - padding: 1em;
8 ~% m6 f/ D5 v; w6 R - cursor: pointer;
3 V' V, i5 {, Y - display: block;* L+ Y" s0 A- t2 Z0 Y- p2 ?
- margin: 0 auto 1em;: W: M$ V/ x0 ]# b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) g) U) v% e! v9 H" w - border-radius: 4px;) b' }: G# M& ]
- }
& E3 Y Y4 q: @$ V - .toggle-label:after {' p! \) U( `6 }! e
- color: #ED3E44;
: m- f1 k& Z# n% w% I - content: "+";
; s6 _; p- \. _ - float: right;- A) @/ ?: r G8 h& [
- font-weight: bold;6 n8 X! P3 N7 L
- }
. V# r3 e5 D4 u9 f9 n! g' D - .toggle-content {4 O" B' ^, e1 |9 E+ X! C
- color: #B0B3C2;1 ?5 z9 f7 C. \8 {6 c2 E
- font-family: monospace;
; A! @8 w3 m5 }# M, f. z - font-size: 16px;0 ^' r" h" a2 l6 ~
- margin-bottom: 1.5em;6 y, i/ @: U2 }
- padding: 1em;- C: z9 B9 W. O t8 \
- }
6 a, } ~) j( c) s0 d/ O, l - .toggle-input {
& [7 [0 h: L2 O! \# | - display: none;
- q7 B( _, e6 T8 }& p. t - }% f/ a3 u. K; x; ^
- .toggle-input:not(checked) ~ .toggle-content {/ Y1 A& e' _1 E7 u/ k- |
- display: none;
0 R# V: s$ H- n4 S - }# c3 G" S, f- P- b' E" {
- .toggle-input:checked ~ .toggle-content {; i6 w( d3 K; O8 O7 A
- display: block;2 d A( A- t: v: n$ _1 N
- }0 f7 a) A9 p4 k9 d x% v
- .toggle-input:checked ~ .toggle-label:after {
$ E3 \) g4 z) U* N - content: "-";
; V8 y3 S w) y7 ]# K% f+ a - }
复制代码 " Q w# J; ^# _% Y4 V
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