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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!">- Y7 f" c9 E, H( G6 c( n
- Label for your tooltip$ V9 i. R4 a9 ~- _( T' c7 Y
- </span>
复制代码CSS代码: - .tooltip-toggle {% m# B& e( R+ L
- cursor: pointer;0 a' G% x+ d1 F
- position: relative;& r/ I: P9 ?; Z; r% \
- }' s% }. A) b7 k d9 K" I
- .tooltip-toggle svg {6 U0 h" ], E" C9 I; B) t u; L
- height: 18px;
6 [! [; N$ c; {; ^) a - width: 18px;8 a3 [6 y( Z7 W5 q0 q! b U* i+ p
- padding-right: 0.5rem;
; H$ _, r. {; ]6 } - }
( T& e6 P" _' i. r ~4 N: Z - .tooltip-toggle::before {
: r( s, K, E N6 O3 V) G) _ - position: absolute;/ `2 @5 c0 B M# R
- top: -80px;4 c* l; B8 X; w" W
- left: -80px;
; w0 L; t( ~9 {" | - background-color: #2B222A;
& ?9 ?, ^$ T4 [! M; ^ - border-radius: 5px;2 |: [% u$ j, M# ]) E, b I7 p
- color: #fff;6 Q* m) z: E- t$ z# G, l& f, n
- content: attr(data-tooltip);- ^& @, r" i* S' ~0 A9 T
- padding: 1rem;( z! k; n+ ]: L1 t
- text-transform: none;
9 h. E S% V/ v0 Z" H - -webkit-transition: all 0.5s ease;& n' H3 Y6 u4 K( z
- transition: all 0.5s ease;9 h' ~7 F3 p/ ?4 _
- width: 160px;
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- .tooltip-toggle::after {2 n# F* C% C1 c5 ?# c
- position: absolute;
9 ^3 j" w& r. z) D6 k5 h, Y2 \ - top: -12px;" E+ U K9 w6 k# O& W$ Q, j# w8 N; G
- left: 9px;
, {5 G, H& ~( Z+ c0 M4 V/ O - border-left: 5px solid transparent;
* K) X% U6 z" W" l8 G - border-right: 5px solid transparent;
4 \/ o$ ^; M4 x! o2 m4 v - border-top: 5px solid #2B222A;
" J/ c% y) O1 M4 X0 ~ J- n - content: " ";
! q5 l/ ~8 A9 [$ @, `9 d( Y - font-size: 0;
( C, H/ T! l1 U; F" C5 s1 B' M8 E - line-height: 0;
# v0 p" x2 t0 ~% w$ m3 I& @ - margin-left: -5px;: B2 M, x- V! S. c# |
- width: 0;2 n9 U# ~& m9 C# W' \' i# O
- }/ H- k4 ^; t, x( V" n
- .tooltip-toggle::before, .tooltip-toggle::after {0 U* v* Y( [% _7 {
- color: #efefef;9 `+ T+ U. m6 I; z
- font-family: monospace;
- Q4 Y d& X7 I5 K! n0 q# l - font-size: 16px;* Y4 [+ t& s8 R& O0 u% r
- opacity: 0;
0 N* K, h+ |$ k - pointer-events: none;
- I1 J( i S; W: \6 y( H0 ~+ ~ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 E$ U. ~' q. @' `# i) g; Z* [
- opacity: 1;
8 K4 c0 J/ m: ]: A - -webkit-transition: all 0.75s ease;2 v! f* _" x1 B; U
- transition: all 0.75s ease;
3 M" [8 t. O( B, U4 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">- e8 T" ~# e# X( l/ k# P& N
- <ul class="nav-items">' p- P2 Q: }- ?4 m- A( v
- <!-- Navigation -->, [" b" {( j- g9 Y
- <li class="nav-item"><a href="#">Home</a></li>0 E3 N3 F6 | q0 L
- <li class="nav-item"><a href="#">About</a></li>4 [# L6 q9 q3 G t
- <li class="nav-item"><a href="#">Contact</a></li>
6 Y% _+ @) |! \* G* T - <!-- Dropdown menu -->) d( ~) |' y9 S2 [" B- t. {
- <li class="nav-item nav-item-dropdown">. F1 c/ }& l( j3 |1 v
- <a class="dropdown-trigger" href="#">Settings</a>
: S9 Y$ e) c1 y/ N7 W( u - <ul class="dropdown-menu">7 _3 j& k- u" `9 T1 B2 A" {, }
- <li class="dropdown-menu-item">
I3 C$ T, @4 G9 a3 u4 G& g) N* E0 R9 H - <a href="#">Dropdown Item 1</a>
$ ^. U% K- w- ?/ h1 M - </li>$ x1 n! s7 w9 t( k
- <li class="dropdown-menu-item">5 J8 t5 ] p. A+ T
- <a href="#">Dropdown Item 2</a>6 Q% [; Q. m5 L2 e& Y+ E
- </li>1 p! A+ l# q+ {" T# ]
- <li class="dropdown-menu-item">6 b p2 T6 l+ A
- <a href="#">Dropdown Item 3</a># H- M/ i- L" i
- </li>
4 [, H, v, C3 S5 k+ r - </ul>/ X+ W0 N1 H, y7 @
- </li>4 H3 ?3 _% \5 w
- </ul>
3 @; m5 v% L: Q" d0 |3 x - </div>
复制代码对应的CSS代码如下: - .nav-container {
( \0 m t0 x0 }. J) G9 O - background-color: #fff;
( L; ~) q3 f. q+ g - border-radius: 4px;3 `3 [. c* V: T# C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 `; J! ?" W3 Z; R# Z - padding: 1em;! q- M! t) R) l: o4 `2 Z
- border: 1px solid #eee;' _% F7 S, P4 U" v5 l! Z& X
- display: block;" l. q; E: L) J9 M; B& b" r! B
- max-width: 400px;) d& M, V8 \/ s- k. r! I, W: d
- margin: 0 auto;
. C4 ^' X* q& u7 c - text-align: center;, W2 F8 O! z a3 R) }& m0 l2 _( J9 C
- }" U$ Q, M% o) k$ h4 I
- ul,
2 }0 z8 u& r: z5 |. J% b - li {
( B& H1 S6 @; N4 \( v4 o - list-style: none;
* P, p7 D5 |9 a" v - -webkit-padding-start: 0;. j* O6 z9 C0 d% \3 o- Y
- }
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- text-decoration: none;
: k, D2 W# \, V& M - color: #ED3E44;
( n {$ G# C( b8 c - }
' V5 G7 v( V j/ M: V" a1 J; E - .nav-item {
* e! V3 o; c$ _/ \/ m4 G; e - padding: 1em;
0 Q& m* w" H. z& |. K( ^% v - display: inline;
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3 F2 _# w0 @' y0 x S/ F2 S, o - .nav-item-dropdown {
! f7 b$ O o& C! ^ - position: relative;7 P$ z6 v* z0 [# l9 M3 C
- }6 H* u) N; f5 i0 L2 v! e H& ~
- .nav-item-dropdown:hover > .dropdown-menu {
/ u* F; m$ w0 X4 I2 K2 X* l - display: block;! g2 w3 B, d- G9 b9 j. @1 l
- opacity: 1;, D& q7 p* W/ u" I/ W2 _
- }
$ e8 G5 |' A. _# ]2 |1 l; W - .dropdown-trigger {. \* n! L4 O# ?! @9 S
- position: relative;9 U5 \, M* U* U2 q4 R% d* Q' c* @4 s- q, U
- }9 ]+ w P" l* k0 \, _9 i
- .dropdown-trigger:focus + .dropdown-menu {
3 Y3 t1 Q4 m9 m, g - display: block;2 e; |5 T9 H) {$ N1 s
- opacity: 1;
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- .dropdown-trigger::after {
% Z! I+ ^8 b( W# d2 p4 I- m6 y - content: "›";& B/ N, a+ ^! D. f
- position: absolute;
# y, S& Y, N% A: F' M7 u$ I - color: #ED3E44;* O, Q7 k& \ d- o, [
- font-size: 24px;
; B2 a& E* a+ C. I+ @& N - font-weight: bold;' ]5 X* n3 s- m4 Q8 K4 ]+ g# n3 ^
- -webkit-transform: rotate(90deg);
3 q) t4 V1 q4 @4 x7 e: _ - transform: rotate(90deg);4 E% t. D7 Z1 C, o+ M' s) ~
- top: -5px;- v2 R% d1 V; S) T5 T2 R
- right: -15px;& j$ D, X6 l: \- W1 D2 ?: I
- }
8 I6 a) ~8 n/ p3 v3 s( Z - .dropdown-menu {+ B, M' W% S/ x4 _0 @5 M
- background-color: #ED3E44;
; \$ J9 d6 W' P3 E# p - display: inline-block;
7 s+ a' H( W8 C6 j G - text-align: right;
" D' U( V+ j; S$ s. ?: O1 t; c - position: absolute;
t. B2 o" l2 D$ c5 [$ s U M5 Q5 i - top: 2.5rem;% c. W$ s( b; l4 u( J
- right: -10px;
# {* Y9 {) b; `2 S - display: none;; g( B8 o0 v! Q
- opacity: 0;
# Y# b# o2 t% ?) u - -webkit-transition: opacity 0.5s ease;8 B- W3 h/ S) u9 c: U
- transition: opacity 0.5s ease;
W2 ~( F& M( r, p, A - width: 160px;
7 e- v$ s. a s/ I - }
% l% e1 _! V) m: M5 ^ - .dropdown-menu a {
. c0 S) t O$ `. _) P; @ - color: #fff;& g! b- d' f# q% w) `: z' w; }
- }
* ]- v8 p5 W6 k" ~5 R2 E6 |9 [ - .dropdown-menu-item {% d$ i+ p( Q' b
- cursor: pointer;# w8 Z) A* k+ w/ o3 O% c3 W
- padding: 1em;1 s: U. F% s7 V; B) t7 _: U6 D
- text-align: center;. V& ]+ b5 M$ ~2 x* V' u
- }
: H* a! E: r3 t: w3 B - .dropdown-menu-item:hover {1 j; y% I+ y" `& c" w. u' l
- background-color: #eb272d;8 y9 C) x \! t1 ]
- }
复制代码
% ^2 i# i1 l0 X1 \" ?可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- H' n- `3 X% [9 S* D
- <!-- Checkbox toggle -->8 o& P/ m& I' ^$ }. V# c7 o7 p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
7 T4 `: w5 V. \' ~) L - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 J! P6 r! I; \+ N' `/ J
- <!-- Content to toggle from www.mfbuluo.com-->$ M2 s" I. l# ~
- <div role="toggle" class="toggle-content">& W m! |9 T7 Z' X- T6 X
- BA-NA-NA-NA!$ X1 x" n4 g, ~: h- V0 x. U
- </div>. ?* s9 f& c" @7 i1 x+ f6 \
- </div>
复制代码CSS代码内容如下: - .toggle {5 h2 ^5 t) S# U3 |1 t
- margin: 0 auto;
" A& R6 T: R6 I" F& W+ q - max-width: 400px;
5 V: ]* ?, d' w$ x/ s - }
. U- M9 ^, Z$ h+ l7 u# K' {: u8 ~ - .toggle-label {
/ Q% x |( X! g6 x* B - font-size: 16px;1 d2 S1 C! k2 _ j) g# l, o
- background: #fff;
# ~+ n8 h0 _1 l q - padding: 1em;8 Y. q8 r# u, A! F0 H
- cursor: pointer;
$ m/ Q( o R/ ^$ m2 o - display: block;
# t3 d/ e C" W8 f. e# h# H1 F - margin: 0 auto 1em;: G Q0 ^* a3 `' l4 v# o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 u) h& D2 b2 J, o - border-radius: 4px;
% w, Z) B4 w9 l# x - }
7 S* {) r4 J, _8 ` - .toggle-label:after {+ c! v- E5 a1 _7 V+ }& F2 x5 E
- color: #ED3E44;
5 n- W) u7 L6 A* m1 X4 t9 L - content: "+";
* B: A# I5 h$ i. ~/ J0 d* w# ^ - float: right;
}5 r" A: \7 [) N - font-weight: bold;: q0 c' l1 I+ Q$ Q$ q) S0 O O% _
- } H7 s6 J/ Z6 j6 m& H$ w# B
- .toggle-content {8 }) Y4 P0 S6 q9 Y z6 {
- color: #B0B3C2;
% K6 Y0 ^9 i5 @& S7 t - font-family: monospace;
' h, U @9 H( s3 t6 [" Z# U9 s - font-size: 16px;
# {- H5 {+ S1 G6 X! u - margin-bottom: 1.5em;
* i) L! V! p7 {: T - padding: 1em;8 T+ Q+ ~, m( D$ |+ F, Q
- }+ L5 } E) r0 m/ v' L9 m
- .toggle-input {
% z4 K7 v) u/ A - display: none;- ~. k1 o& h2 m/ ]" B! P6 y& j
- }. r, o/ I6 r' J. M* j
- .toggle-input:not(checked) ~ .toggle-content {* E& W9 R6 y" L: q# J. Z0 s, o
- display: none;1 F5 p0 S4 c9 M+ ]
- }
1 l7 T5 K- s* C$ k0 D# L7 Z4 S - .toggle-input:checked ~ .toggle-content {* O/ ^5 v$ i6 G2 {, C) H
- display: block;5 m0 b+ |0 \2 F; @7 k2 {2 b
- }9 d7 ]; O2 Q1 _1 G
- .toggle-input:checked ~ .toggle-label:after {3 Q3 d3 G& w& P$ r' w$ M5 `5 A! ?3 d
- content: "-";
( B! J6 v6 @, K* }, M$ I) l7 o' L+ h - }
复制代码 8 G* S1 s# F% A# K3 t; R9 T
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