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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 P) B$ T- ~; v9 r' t- W - Label for your tooltip
' W+ Z6 ]" Y' x5 e8 j. P - </span>
复制代码CSS代码: - .tooltip-toggle {
( a5 g3 k A- O4 R$ h/ h - cursor: pointer;
8 ?2 Y" w" ?# g) E& I, {9 N - position: relative;2 @' S+ [, t( S; \* P( L1 w" Y1 `
- }
+ J/ ]; U; c6 A$ t+ C, J - .tooltip-toggle svg {' ~6 \( D2 w" \( U, b
- height: 18px;* W; g( F: Z, j8 R# k3 K3 _
- width: 18px;
1 S1 R7 F. } n) `" ?; X - padding-right: 0.5rem;
( p q4 \0 s& ]. l ]' \& Q - }' j' n( K% p" I+ {
- .tooltip-toggle::before {8 ^" V% d2 a- L# {( H( \
- position: absolute;
8 v- W, {3 l( O; Y - top: -80px;
" N6 K$ B$ y/ n4 j' w7 m8 ^ - left: -80px;
* m$ H8 t7 t8 ]! V% R - background-color: #2B222A;
' Z8 c1 A0 Q1 t3 O( @ - border-radius: 5px;0 @- R+ f: y3 c7 |7 M
- color: #fff;
/ Q' B6 ~: }# J! M+ i+ p( r8 @/ E% _ - content: attr(data-tooltip);
6 J2 Q P, ~, W# [8 Z/ I - padding: 1rem;3 O. D# Y1 N' n
- text-transform: none;
' N1 H+ m5 D4 F; L9 Z7 s- D1 c - -webkit-transition: all 0.5s ease;
& t' G2 ~9 N' L - transition: all 0.5s ease;$ d5 E+ ^7 I c( h' t1 {9 k
- width: 160px;/ _6 [6 @9 D# n5 @
- }* r% G, s' Z5 Y' X8 _ g, g
- .tooltip-toggle::after {5 f ~; n9 c) a, U) e* k& h! y9 f
- position: absolute;
% J8 f* @& |, g - top: -12px;# g# {0 p, }& d- }& Z/ @( |7 \
- left: 9px;
0 P! e8 s* U4 ~2 Y, E$ w* Z! u - border-left: 5px solid transparent;- Z' H: z: O% l6 ^) O: r" C
- border-right: 5px solid transparent;
) Q c( i, G4 J M. w/ V$ k) ?' v - border-top: 5px solid #2B222A;
7 o+ u; V5 x! n4 Y - content: " ";
& b/ d+ h- T$ j& ^; M2 w7 I1 x - font-size: 0;
6 E* C2 D$ Z2 I - line-height: 0;% V' u' {0 F. d
- margin-left: -5px;7 J# ~ ` p* _; s9 M
- width: 0;
/ b- l- R c% ?' r% |8 M - }
- e; c. k/ S+ _* h0 l - .tooltip-toggle::before, .tooltip-toggle::after {; i2 Q% L, z. D/ [: N
- color: #efefef;
# y4 I' B1 q$ H3 } - font-family: monospace;
6 A! `& r. V" J8 N3 B) N& }$ W - font-size: 16px;8 w+ _2 y5 A" D" {; J
- opacity: 0;
* K" Y$ E+ j$ q - pointer-events: none;" `4 \5 T& Q2 h& J
- text-align: center;' Y! H% R3 J+ h( V) f: O6 V# I8 z) y' E
- }1 N" R( i( P# i3 q
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" H, F- K J, e1 o5 N2 j5 a
- opacity: 1;' N; f4 t+ o6 V$ s. N* ]! I
- -webkit-transition: all 0.75s ease;
; a& y) G" N+ Q5 ?; a: C - transition: all 0.75s ease;
8 j$ N9 B6 d8 N# r# j9 p - }
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">9 g. _ g4 q# a8 p
- <ul class="nav-items">
f% H" k7 A0 ~2 d+ Q - <!-- Navigation -->
4 }( f5 V" r# ^$ c, z6 X - <li class="nav-item"><a href="#">Home</a></li>
8 I2 J2 t& N/ }! V! V - <li class="nav-item"><a href="#">About</a></li>/ I; k7 W7 U( o# \7 v8 }8 L! i- ]
- <li class="nav-item"><a href="#">Contact</a></li>4 {$ c- ?( r, ?' G
- <!-- Dropdown menu -->
K& y8 K8 b2 `6 A7 H - <li class="nav-item nav-item-dropdown">
4 H/ I6 J1 k# B0 o - <a class="dropdown-trigger" href="#">Settings</a>. V+ N. J% }% m! P, }
- <ul class="dropdown-menu">
t% E+ f1 z# ], j' b6 B& T4 x - <li class="dropdown-menu-item">
7 e) {1 a. c0 i1 ~0 ?# g - <a href="#">Dropdown Item 1</a>" |7 t+ b3 M: F8 q6 l# y k
- </li>
8 q' | S* |7 N. O* s - <li class="dropdown-menu-item">, Y5 g/ B! t( {" f! \6 _
- <a href="#">Dropdown Item 2</a>& G7 Z& [) s8 z# v. t
- </li>* t* z: J8 x0 X0 n* X7 h7 Y5 z6 s# o
- <li class="dropdown-menu-item">7 j6 y! s/ U7 a6 w+ N7 Z+ P
- <a href="#">Dropdown Item 3</a>$ I# ]8 P/ l$ y5 L
- </li>
& |2 p! r; Q9 r/ F' h+ c- R5 _ - </ul>
/ ]' R8 A: v, t - </li>: d& l% k' T, C6 \* Z4 g" x
- </ul>
7 b. Z4 v; C! j" D% I3 a, V - </div>
复制代码对应的CSS代码如下: - .nav-container {: u6 u$ ~6 c" J5 Q6 n
- background-color: #fff;
1 m1 a$ d9 x. o- Y o - border-radius: 4px;
3 e+ _* j1 f5 A: e; d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ ?, k6 p; Y* b/ d2 R5 O5 [
- padding: 1em;
. Y1 I3 n, q7 m1 h5 X7 g% M - border: 1px solid #eee;1 C: m( k" i9 e* E6 w7 \2 B
- display: block;* w" M2 Y$ i6 d% c! Y1 ? y
- max-width: 400px;
8 l- E" }' @5 m* Q - margin: 0 auto;
* M. \4 r' p' |% y - text-align: center;9 P: m: G* \' y' V$ `! G
- }8 r# h/ N2 t% C' o9 U/ a/ e/ i
- ul,
) y- g+ l" t6 u3 c3 I0 v - li {
! }8 D0 n2 H" d% R1 k1 } - list-style: none;) |' j% ^+ v6 X- e) X, s) x
- -webkit-padding-start: 0;1 @! p6 b9 Q; R: L% H
- }
6 a" O, ?' t0 u - a {
& ]% B9 l+ H0 i* [7 g: u - text-decoration: none;
9 w5 [7 ~3 G! Y5 n! q5 ^! |1 n - color: #ED3E44;
* v2 ?1 z4 e7 ~ - }
5 u4 A! `' v8 I8 q0 ` - .nav-item {% K) T8 u& ]/ ^9 t$ [! J: e5 O+ a( a
- padding: 1em;
$ s3 `3 z* p# L7 u: y& p - display: inline;
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- .nav-item-dropdown {
3 Y; o7 F0 } Y" w9 ?1 M - position: relative;$ Y# M* s3 ~7 h1 d; A0 t
- }
; ~' G$ ^4 O6 g4 W - .nav-item-dropdown:hover > .dropdown-menu {
2 l; f5 A& N- l1 Y% T - display: block;. t) J$ d9 y0 U6 T
- opacity: 1;
; m& v1 Z4 n& L5 @& H - }
" P! k0 a' s3 x" B4 f" c l - .dropdown-trigger {8 T8 n. n6 E5 ^' D1 e
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {6 a" j( i$ V( y& W+ ]8 r+ X. T
- display: block;' P/ h% _. W7 W1 [" H
- opacity: 1;
, F* P3 U5 z ] - }
: Q. {# j9 y( M2 E5 R- D - .dropdown-trigger::after {7 }+ h: V/ w1 x: U* F; H9 V7 l4 V8 D
- content: "›";; o3 R" s% K- `. h/ @5 ~
- position: absolute;
+ B% S8 Y H8 A* y" O, ? - color: #ED3E44;+ ~- ~, S. s. {6 l
- font-size: 24px;
8 E0 h" i. M1 r8 f1 t - font-weight: bold;. [9 z, @7 w# w8 w, G5 l
- -webkit-transform: rotate(90deg);6 ~; W) r9 o. a# f# L; D5 j
- transform: rotate(90deg);
4 T5 d( b( b* w! c* `" p9 \' G - top: -5px;1 E! V2 P: P) n) l( F) {2 u
- right: -15px;
! k. u6 Z# j2 X R) s9 K6 B8 N; l - }. z% F% P" Q O8 u* { B
- .dropdown-menu {
4 b# E5 d4 L/ R - background-color: #ED3E44;1 F& v$ j9 H( O9 D# Q& j. v
- display: inline-block; I$ M) \+ X( b
- text-align: right;' v$ k B2 W# H* y$ b
- position: absolute;
* P' h+ V$ g4 b5 O+ o - top: 2.5rem;/ {5 Y3 {3 i- I/ ?
- right: -10px;
8 M# m& w8 p1 `8 Z - display: none;
! i& p) \: Y5 ?( h - opacity: 0;7 F5 E( e+ B3 b: c
- -webkit-transition: opacity 0.5s ease;- x/ i/ x- u5 [7 Z) R
- transition: opacity 0.5s ease;3 i; {6 _& V* p2 J7 V) g* }( q
- width: 160px;
1 r G9 D% n! h - }
6 ?( Z9 t7 v n3 T" _- N! P - .dropdown-menu a {% C T, g( H) i& \
- color: #fff;: q+ [% a, l. Q2 I" u2 R \
- }2 J& c9 p6 n5 ~3 q. G
- .dropdown-menu-item {
# g% e, I# E, l+ h - cursor: pointer;
' ]+ {9 n, b/ h6 K; ^3 i2 O% u - padding: 1em;
5 M$ G7 h$ N. L. h) G' q - text-align: center;9 {: _" @ v( Q
- }
* L6 f5 K$ s. N& M5 t! M% r, n - .dropdown-menu-item:hover {$ \$ r( c9 Z- v
- background-color: #eb272d;; a' n$ A7 S- g2 j
- }
复制代码
2 ]$ x& z- r6 p9 J7 O可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. A. S$ W: M( I# m- W6 a& f5 ?
- <!-- Checkbox toggle --># u/ N% M% j2 \: t( X! C
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* u. s9 \7 x/ d5 ^/ M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 P* B. h) g* C) m/ a( h2 H+ d$ D' S
- <!-- Content to toggle from www.mfbuluo.com-->
: n; O3 c2 z, M6 w8 Q6 J- T - <div role="toggle" class="toggle-content">. K) n7 K2 T5 x% E1 C, ^
- BA-NA-NA-NA!7 o0 i3 f# f" b4 Q% U
- </div>
$ P8 o6 F% }9 M - </div>
复制代码CSS代码内容如下: - .toggle {
- w* T! a& z# j# k* o4 h. ] - margin: 0 auto;
- r- A% Q" W+ I$ X+ v - max-width: 400px;: i: e$ Q1 e [7 O* [" D$ W1 k
- }
# l* \, E' v2 `! Q T* i0 n/ T. N' n - .toggle-label {
9 N, R4 n g0 T+ u ^ - font-size: 16px;
+ x) r' N1 \7 _ - background: #fff;
+ l# z; h4 m/ ~ - padding: 1em;
3 Z# K C+ T0 ]: h - cursor: pointer;
$ R. L2 ]& W0 M! g0 S3 h2 \1 e - display: block;; \% O9 T( H4 F* g, E* `. \9 I
- margin: 0 auto 1em;
! _2 g" [, F3 Z& L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ h& n9 V$ `# M3 V1 _# F) Z - border-radius: 4px;) {$ } b2 ?& k j1 v% e
- }
& d- A4 D: D7 O3 f3 D: r( T - .toggle-label:after {
! T( J/ g3 M$ |7 D - color: #ED3E44;
% Z3 }, a) e S( O0 { - content: "+";" U4 j) L4 c9 h/ c% L
- float: right;
) h$ I: M1 O! h; j5 E - font-weight: bold;
& ]' @- u% Z3 o - }6 |: V" Q+ R$ O5 ]# B4 W# v
- .toggle-content {& o4 D: e4 U# x" b1 j9 t, Y# w
- color: #B0B3C2;" H1 `- C/ n; g: O3 s
- font-family: monospace;' v3 M8 ]' }) Y# i; a7 S& C
- font-size: 16px;
+ e. ]9 W' ~4 F6 |1 `; S - margin-bottom: 1.5em;5 h5 P4 Z' h) Y" Y+ F' Z/ P+ y$ }
- padding: 1em;" p0 H$ M- D: L# J5 ?$ e7 Z
- }: Z: e( K: K, O: a
- .toggle-input {
) W1 e' m0 i3 [! a0 }( c - display: none;7 y, }: r- m0 p. C r7 c
- }
. s `$ k3 u! ]+ Z - .toggle-input:not(checked) ~ .toggle-content {2 V0 N, ?# y, _. Q& M
- display: none;
) E* p; G) H! U. T7 l! y6 {; R - }4 Z5 ^4 I* i% U- \( T5 a$ e
- .toggle-input:checked ~ .toggle-content {7 D/ L6 w$ n) G8 ?/ S& E0 `- c
- display: block;4 n& R7 c* x7 |$ u$ d V% x
- }
$ [' {$ E! C& x3 w - .toggle-input:checked ~ .toggle-label:after {
+ Z1 x# l5 V- I& k - content: "-";
# t* D* j+ C# h* { - }
复制代码 8 z- b* J9 h4 V& p0 B* b [
" G3 F- Y5 K# o% G2 g0 ~) h" I, ]! Q% |5 ~
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