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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!">% G- n4 R- H, f! k& p5 d
- Label for your tooltip. W% V7 k: }/ _- u8 F* j. K
- </span>
复制代码CSS代码: - .tooltip-toggle {
7 c& W: E0 N2 a9 y - cursor: pointer;
, l# Z/ K X2 L6 ]$ W, T" l P9 F" L - position: relative;
& P$ u9 Z2 e r8 m/ M# [ - }
: t/ D8 p/ k$ s" C+ |6 ? - .tooltip-toggle svg {
1 v, y' _5 N d - height: 18px;
5 Y8 e) q" `5 c7 T - width: 18px;; m! c! _* a) [+ j+ t) b
- padding-right: 0.5rem;/ k' q' ^, V c6 ]2 A% s; U# }9 B, t
- }
6 ]9 G3 m9 P) n+ Y( W - .tooltip-toggle::before {
% A; S: e& B5 J* T - position: absolute;
* ]3 i6 a' H% ~8 s6 G - top: -80px;
, n/ Y2 {8 o! L - left: -80px;
+ _- ]5 H% d; ~3 Z! z$ h! t0 u/ b - background-color: #2B222A;) [. A; N6 a( U: B
- border-radius: 5px;6 y2 N* c, ], p, h$ k. [
- color: #fff;; n5 I0 f! J+ { t9 U
- content: attr(data-tooltip);
9 t% Q( x& C+ p - padding: 1rem;
4 [. X2 f! T0 _1 ?( ^ - text-transform: none;
+ N+ V0 v: W5 O ? - -webkit-transition: all 0.5s ease;
7 n! L, N5 @9 @6 w6 v - transition: all 0.5s ease;
x, ?+ {3 J9 k: _. j) R - width: 160px;
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: e* }( |' C( f" z O8 R - .tooltip-toggle::after {9 O4 [' G8 U- z' n
- position: absolute;' ?+ m4 r% v+ b& g
- top: -12px;% }4 A9 T1 m* t& f
- left: 9px;! ]' y" P/ v# n$ n
- border-left: 5px solid transparent;& W/ K1 J0 m R" r" N5 y/ a
- border-right: 5px solid transparent; B1 [% J" ^* T! S- L5 i
- border-top: 5px solid #2B222A;
( z9 R+ {8 e1 y5 f1 H2 W' A, J - content: " ";
0 l$ J; d- K0 K+ R( B" M& |, G+ A - font-size: 0;' _7 h1 f: X) G9 K. L
- line-height: 0;
, |( K2 u, g8 I: U( l, J9 a - margin-left: -5px;
) i8 V+ u% c3 Q% d/ B* p# ? - width: 0;" b' r# d: }) s0 A$ U
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- .tooltip-toggle::before, .tooltip-toggle::after {0 v' _& S8 c9 n* ~# V/ ?
- color: #efefef;
L p6 v4 H$ t - font-family: monospace;% E$ x& b; s! X6 E( ` S P
- font-size: 16px;3 ?/ G3 M0 Z8 v0 r+ V2 [9 L7 Z
- opacity: 0;3 A6 B: {% n; y) g' l9 _
- pointer-events: none;# ?6 j" X# m# Q0 l
- text-align: center;
2 }/ K- u- `8 ^4 F+ h - }
! m: ~! n9 j ]" _5 V - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
6 u. Y8 z6 L! n( s3 b - opacity: 1;4 {5 r! w& J5 e$ n3 `' }8 P& S
- -webkit-transition: all 0.75s ease;7 ?+ d" Y7 \% d# N8 e; c
- transition: all 0.75s ease;
& U, g n8 q4 y1 k2 N! \ - }
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">
/ g5 s8 Q( b, g! o+ j/ z$ y0 Y - <ul class="nav-items">; O* t' Z- y- U; M2 j9 g
- <!-- Navigation -->) X2 S$ u$ I' } h7 E% x8 |% }7 l
- <li class="nav-item"><a href="#">Home</a></li>
# f+ q+ a* h6 X3 G% @9 ]) x2 y; O - <li class="nav-item"><a href="#">About</a></li>
3 p% D/ V' }; E( Y - <li class="nav-item"><a href="#">Contact</a></li>% P! k& |( k* |6 E( {: W v
- <!-- Dropdown menu -->
" U) s4 ]! |: y; [) Y6 s* A" I - <li class="nav-item nav-item-dropdown">* e/ U& H5 f9 ~3 \
- <a class="dropdown-trigger" href="#">Settings</a>
" E7 Q' f; Z; F1 I. Q' k. R - <ul class="dropdown-menu">
& X# O% s6 m, M+ [: f$ H1 u - <li class="dropdown-menu-item">: @2 e; t0 m' q* T( J. U7 ~
- <a href="#">Dropdown Item 1</a>
) h# \2 s7 l9 B6 J" y' i, u* ^ - </li>
$ E6 A- X. {. f7 O - <li class="dropdown-menu-item">
" J% p' |2 J5 m N$ p. }; V - <a href="#">Dropdown Item 2</a>& S8 ^( \# g c$ ` p
- </li>
. n8 E: }; _: w; `8 x - <li class="dropdown-menu-item">. C9 Q; d5 l, N" L$ l
- <a href="#">Dropdown Item 3</a>, l4 N. H; l% \; }( h2 M
- </li>/ D: O6 L1 G1 g/ N# Y! _
- </ul>
) O7 k0 v0 h8 r - </li>, ?, ?" k$ F6 T. n! w+ |
- </ul>
4 }& `( i) {$ j& c# t V8 _ - </div>
复制代码对应的CSS代码如下: - .nav-container {
) d2 ~9 A) |: T - background-color: #fff;
) L6 @0 `7 Z+ Q! m4 h1 l% w - border-radius: 4px;
8 B1 V$ h: _ E& M0 g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, r4 M+ X+ q x! l- H) X
- padding: 1em;
9 P1 K6 o( b- L, r+ q - border: 1px solid #eee;
6 M0 T' ]1 P; j4 }9 x - display: block;
8 B; E, f7 Q: N - max-width: 400px;% A7 R: u9 b( N+ H7 w
- margin: 0 auto;
$ }. K, y+ Z6 Q+ |/ @1 N - text-align: center;
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- ul,
3 t7 w, K5 u c4 ` - li {
0 A, g ?5 b, H) D - list-style: none; S) S4 b- _. Q4 z4 A( T: J" s
- -webkit-padding-start: 0;
, ]3 @0 C) |9 u* s/ s2 I6 f - }* ^4 u7 ?& n3 P$ ?9 \: \/ U
- a {
4 Q& \ ^3 K; f! l l! ?( J - text-decoration: none;7 Q, b1 T8 p$ N2 ^: \ n" |" `+ ]! z8 t
- color: #ED3E44;& Q& A- ^( R- f
- }+ H" ]8 w/ H, V
- .nav-item {& x# S7 ]2 g' h/ a
- padding: 1em;$ @- P1 ?& R8 u* O8 `
- display: inline;
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- .nav-item-dropdown {9 [0 g P: m, \
- position: relative;/ b( v5 ~% c( z; J$ _ B2 x
- }! t2 N1 L. W1 B4 d
- .nav-item-dropdown:hover > .dropdown-menu {
1 j1 ~! k. j/ D' ^) ?( \ - display: block;- [* c# Z9 c! \6 K
- opacity: 1;6 ~- R" q. M0 K$ f9 v. w$ p5 Q
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- .dropdown-trigger {
a* V$ R, s+ L: r - position: relative;: h& ^; A. S- g* r5 F! X6 W! P
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- .dropdown-trigger:focus + .dropdown-menu {
3 w8 k$ r$ h, e' |; A/ V - display: block;4 h! R# x4 J* O
- opacity: 1;3 K% K2 R' A: T
- }
% A4 T7 [: d- _, @4 a; w1 t - .dropdown-trigger::after {. K/ K- \0 n. t6 t' o) y. A
- content: "›";
' |) T0 f5 k% L M- E+ z - position: absolute;) z/ i/ E7 O6 s( S4 ?
- color: #ED3E44;. h N9 }! U- D; V+ P1 _. Z- G% _
- font-size: 24px;- t/ a" A9 B; r. |) q0 y
- font-weight: bold;
, ?" Q: g4 _7 a/ a' f2 b - -webkit-transform: rotate(90deg);0 S5 a' O& Z+ f! S2 e' |
- transform: rotate(90deg);9 R4 i2 K" N- s) c
- top: -5px;9 B9 Y8 P; v H( _
- right: -15px;7 G5 R' I4 u3 ?2 h; I* u
- }6 M& v& k2 S) `5 D7 o
- .dropdown-menu {
! ~. J! `: n; u# `' e - background-color: #ED3E44;9 y! w: w; r9 W6 ]6 b8 a' T) G
- display: inline-block;
0 d8 D" P K$ }( Y/ V - text-align: right;: j5 E" ~. l+ y9 A8 L
- position: absolute;
/ P: {& X. }9 C0 P. T - top: 2.5rem;8 T. N: e1 v& l) ~
- right: -10px;) |! M7 r: C+ W3 k7 A
- display: none;
1 ~2 B. L* r: r6 W/ q - opacity: 0;
5 S3 g/ L8 D5 I. T/ ~' J - -webkit-transition: opacity 0.5s ease;! U2 _3 `2 x" ?( H0 \/ B& p+ d+ Q
- transition: opacity 0.5s ease;
: C5 H# T1 H8 T, X" u9 X! q - width: 160px;
1 T5 r' g( e1 k/ G0 W, Y2 C6 x/ o - }2 M4 H- ]1 B$ C9 r# G8 s
- .dropdown-menu a {
5 q. o% q" @/ R, v$ N - color: #fff;
1 f5 T- x- @4 d- {- A, c+ R( C - }
% J- K+ C1 t" _; ?% H6 {! N - .dropdown-menu-item {& k# M9 `; ^2 `- e6 d2 l
- cursor: pointer;/ ], B( O/ l# y. [! D3 x- E' L
- padding: 1em;
5 q; } d" T9 M - text-align: center;
1 t& n- A6 j( `2 B3 D+ @ - }1 m$ p/ J' T$ |1 |" j; U
- .dropdown-menu-item:hover {. s7 ~+ b1 k' l2 f2 ]; C
- background-color: #eb272d;2 v' [3 A8 o h \& E( F! Y
- }
复制代码 3 ^) Y$ L& S* g' S9 y/ c o6 z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># ]2 w$ L+ T/ u6 H
- <!-- Checkbox toggle -->
: \ C5 m t0 y$ \9 e, ]: R - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
Y3 j$ _' c; R& {; Y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>4 C$ h& X! M0 F! `+ Z
- <!-- Content to toggle from www.mfbuluo.com-->+ a1 a6 r* |! e- y$ r" N% K _* B
- <div role="toggle" class="toggle-content">5 ~ \. x" d: | E7 K
- BA-NA-NA-NA!+ `+ _( v% T2 z- N, f) O) _3 i# {# Q% P
- </div>$ J+ s/ M/ ]! l, p
- </div>
复制代码CSS代码内容如下: - .toggle {& q# p, {! X2 ]: d
- margin: 0 auto;' q Z" d$ i' o$ P$ Q( w5 P
- max-width: 400px;
+ B! m' C- v$ c - }* M# i7 X$ G& y2 `/ r. U5 c3 f
- .toggle-label {
" p5 o9 N& n) l4 j2 t) O( S. |. F - font-size: 16px;
1 C# \( f# A$ x9 H8 _ - background: #fff;
. x: t2 R) X$ V# c8 k - padding: 1em;7 H$ R. ~ g9 _! N& o
- cursor: pointer;* n4 O, N6 `6 U6 v
- display: block;# ]! W3 t1 p/ d O' ~$ Y* j, j
- margin: 0 auto 1em;
$ s _# z( \# o5 E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 g1 d8 [2 N }9 {/ K4 Z4 J
- border-radius: 4px;
" J/ ~' i' A1 U - }
" A' M7 I, t Z+ L# d - .toggle-label:after {
( P& |$ I& f8 L# W! d: P - color: #ED3E44;+ w8 ~: B) C' L$ `0 y0 G: f
- content: "+";9 {1 M( C0 Q/ Q
- float: right;
& i5 R! `+ y) _# n4 P" Y0 D8 h - font-weight: bold;% D5 b4 p6 S' C$ L% g6 W
- } V: [/ a" L/ q* l" U
- .toggle-content {
# K$ g4 O0 F+ I) D; Z - color: #B0B3C2;
; n2 N" l/ T! x$ x, e. ~ - font-family: monospace;
; O4 a1 R! t/ U, O. L: F - font-size: 16px;
0 ]1 D' u/ K$ \" {& N z) v - margin-bottom: 1.5em;
5 k+ x7 M4 o+ [: i7 x - padding: 1em;0 G! o! |! [4 ]' c$ w
- }2 i4 ]' X0 g9 I4 G% G- f/ }2 q" S
- .toggle-input {
6 u' ~/ N& z( G( S1 R - display: none;1 y2 r! b Z( I0 P2 z8 v
- }
O% c0 e$ O- ] E( Y8 c* z - .toggle-input:not(checked) ~ .toggle-content {4 h" S+ M/ {* o& ]5 p% F
- display: none;
' s6 s5 {9 B! w& |: y - }( W5 \0 T2 y0 d F
- .toggle-input:checked ~ .toggle-content {' r ?7 x! r& H5 t" a
- display: block;
! s! s/ {: W; i4 D* h! W - }' e' }% F5 w) `7 Q5 ~- ]
- .toggle-input:checked ~ .toggle-label:after {6 |4 n; n4 S' c3 _: Z0 z! F
- content: "-";
& g. X: |# }' B0 K5 o- I& K$ J - }
复制代码
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