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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!">
1 H6 o/ B1 l1 s* J! u! D' U - Label for your tooltip
# \! m. @. A" D! U7 }9 M z- i/ M - </span>
复制代码CSS代码: - .tooltip-toggle {4 x% C! x* u8 t
- cursor: pointer;
& n J! Z) ]$ t( m6 d& L W& e - position: relative;) l; p. ]8 J$ C- ], C; u8 Q/ a
- }
/ R1 S: e" _+ j# F; w" U; n2 z, ? - .tooltip-toggle svg {
/ v% E2 K3 Z. N. c% \) P - height: 18px;
: O& W# j% L+ l3 l( Q+ A - width: 18px;
; Y! z2 M7 U' T- J" f: S - padding-right: 0.5rem;
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- .tooltip-toggle::before {
% f0 d: z4 [% ~, I0 I; m& Z' J4 t - position: absolute;- E p" `9 ^( M5 j2 o
- top: -80px;( k/ @0 I) ^# ~. v# p$ y, {+ W
- left: -80px;0 ]* G1 ?$ b/ q6 _$ [% u! @/ ~0 d6 U4 _
- background-color: #2B222A;/ Q7 F1 y# N9 X3 s; _
- border-radius: 5px;2 m! |; |' k- b; P8 g& L
- color: #fff;) p1 v. X# m7 K+ {% N! E
- content: attr(data-tooltip);
% Q$ K3 N: Q) d& `6 H% R+ y - padding: 1rem;9 z- }# N- A3 r7 d/ i* x7 R0 m v
- text-transform: none;7 i. h8 M' B5 G/ H. H6 m
- -webkit-transition: all 0.5s ease;4 f/ w/ t4 {5 j: Y# V
- transition: all 0.5s ease;$ I* M* ?9 W) o$ H; V3 }; T
- width: 160px;6 J! |) V9 s9 w+ \# U- I
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- .tooltip-toggle::after {0 P; g: N% g/ B
- position: absolute;8 H0 ~) ~. s1 j' a5 r/ H- q
- top: -12px;
+ ]' h5 S S* ^1 | - left: 9px;
4 x% J4 N6 T! Q3 r4 g+ e0 B3 Q - border-left: 5px solid transparent;
2 h$ ?2 d. j( f$ P* o9 I! K: W3 s - border-right: 5px solid transparent;* \' O5 x- ?; R7 X: v- Q( h! s
- border-top: 5px solid #2B222A;7 b: v z4 R5 s9 H8 m1 y6 p2 _5 P
- content: " ";
7 q8 r5 J# \2 z1 n9 B( C& k - font-size: 0;
0 \6 n5 ?+ M. f! X2 p! ~ - line-height: 0;
9 f7 R( n, C5 `/ e! r! ] o( V - margin-left: -5px;5 b7 Z. W, G6 G
- width: 0;& @* b2 s* J. E+ R- p7 D
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- .tooltip-toggle::before, .tooltip-toggle::after {
: a% |. ]1 ^% U- \' _ - color: #efefef;
' Z- {. y( ]8 y- E( H% [ - font-family: monospace;
& i7 S- ~7 p- {- H/ s - font-size: 16px;
: G% J: S8 S1 f: }2 y6 }0 } - opacity: 0;3 o! X( X2 ~% t/ b3 v
- pointer-events: none;6 A; G* p- e, z9 i" t% z$ c
- text-align: center;# p _ M5 y% ^, L2 F
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ r {& a _: ?+ A - opacity: 1;
2 _" K' a- ~) L! g" @% O! l# ]6 f - -webkit-transition: all 0.75s ease;
1 s2 o9 T* }0 G' T3 w% X - transition: all 0.75s ease;
6 r' q+ K( e7 s! L" I - }
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 g0 w- `/ R - <ul class="nav-items">
' ` r# ^. ^" ^8 ^+ x! M - <!-- Navigation -->3 z |4 O+ M: u- z9 ~/ J" \9 t
- <li class="nav-item"><a href="#">Home</a></li>
- q0 e) M6 d. S$ l W; B- N& L - <li class="nav-item"><a href="#">About</a></li>
" i. E. K) E9 M2 }' @. X0 R - <li class="nav-item"><a href="#">Contact</a></li>
! x# y7 Z% b1 Q5 b n2 G - <!-- Dropdown menu -->
& z# E& x4 M3 L# B$ P2 @" \ | - <li class="nav-item nav-item-dropdown">% S3 l! e9 U. H3 ]
- <a class="dropdown-trigger" href="#">Settings</a>
% d" \$ d8 u" T9 n2 J6 b( f - <ul class="dropdown-menu">
' x$ z; v4 J2 c0 ]7 [) a) Y. | - <li class="dropdown-menu-item">
5 I5 Y( b6 O2 c. Z+ p6 e - <a href="#">Dropdown Item 1</a>/ @7 V1 o; t* }. P
- </li>2 t2 R+ Q# M1 ~$ C/ o
- <li class="dropdown-menu-item">
: q* H# k I2 t4 c& y5 j - <a href="#">Dropdown Item 2</a>- {5 T$ X) b: O; }
- </li>
9 ]' N9 G. W. b - <li class="dropdown-menu-item">" M1 S* T) A: b8 M3 v
- <a href="#">Dropdown Item 3</a>
5 }6 a1 e3 |! A$ Z0 h& g - </li>7 o; ]0 `3 y! T$ H* R |3 W* b% R
- </ul>- D+ F( W2 T! j+ _
- </li>
9 N" f7 _' `' Y S - </ul>+ L8 r* h( r3 R$ C: E2 X
- </div>
复制代码对应的CSS代码如下: - .nav-container {! I% F {! t# O
- background-color: #fff;
0 a4 u/ p# Q3 X& v& r - border-radius: 4px;+ k+ R6 B8 x% u2 W% r2 ?
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 M& B. t8 N5 T! w - padding: 1em;9 Q7 D" z4 D! l j+ B
- border: 1px solid #eee;
' r/ u0 H8 N/ \+ j0 e - display: block;, d& L/ W1 O6 i" [8 H! T
- max-width: 400px;
3 Z" B6 f- x, X0 X - margin: 0 auto;
, Z! P* u+ A; M - text-align: center;
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- ul,4 ?; v @4 K2 i, {$ K* F
- li {
) x5 b9 S8 B' F8 y1 Q - list-style: none;
: S7 i8 W1 D/ B, B - -webkit-padding-start: 0;
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8 z' h( P% h$ a2 w5 R+ N# V2 r - a {
9 ?0 R- o. p- y5 E2 w - text-decoration: none;4 m0 A8 W( p4 l; ^% }
- color: #ED3E44;8 H2 z3 P$ A( _" i: a! N3 X
- }5 w" m" ^9 \" n' T! s, j Z
- .nav-item {$ A8 L2 ?. w, X7 m& s& `
- padding: 1em;
3 m$ C9 h2 c0 R5 n: Q! | - display: inline;
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8 `# y0 x; @( B( q8 ~ - .nav-item-dropdown {
2 n* P7 V' ?% v - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
9 \1 i/ b. T* Q* }( C3 ~ - display: block;
8 G" W w P* ] - opacity: 1;2 s0 q; P# `+ h+ i
- }7 b; V# L# ], m9 T
- .dropdown-trigger {
5 Z5 v2 n A" V+ j - position: relative;1 J2 k$ {6 g$ a, m
- }
~" K) P8 ~- ]) d1 \/ u. ~ - .dropdown-trigger:focus + .dropdown-menu {
2 c& _1 Z" \/ @3 O/ `4 L$ j. q - display: block;& T1 ^' [9 Q: i* G x
- opacity: 1;' n- v% c9 Y4 x: z7 M
- }, u8 a+ Q; h" s. @1 f
- .dropdown-trigger::after {
! t/ s' B7 v& ~/ Z - content: "›";) f% W0 U: ^- t( Q& @5 F' |3 S: _$ U
- position: absolute;
3 c6 Q6 _2 d$ d, Z - color: #ED3E44;. C; A# J" M0 q4 A. f' J$ n
- font-size: 24px;. [8 l8 z H2 i4 B
- font-weight: bold;
! }5 T5 n( D& w+ t - -webkit-transform: rotate(90deg);
% e# w! C3 {6 j( }9 G* B - transform: rotate(90deg);+ F! V [. M: o
- top: -5px;: e. a* S! G. ]" K6 ?
- right: -15px;
% C: R) N) j$ d1 w% J - }/ i; r, d: Z7 G2 Z
- .dropdown-menu {6 U9 Q% _' S8 o+ R% D5 P" e
- background-color: #ED3E44;' E1 M4 z4 f* w T6 O
- display: inline-block;
3 A$ m' ^9 s: P! S7 ^ - text-align: right;
1 P/ E) m9 E7 y* d0 V/ \5 V' R - position: absolute;. M, M) y+ Z/ Q. V) ^
- top: 2.5rem;# f9 L$ [5 @' E2 \. Y
- right: -10px;0 ]3 J$ H6 s' ^/ c: ~
- display: none;
/ o( a/ ]. ?2 j6 }8 Q9 r/ X - opacity: 0;3 }% R1 r8 l/ {) L7 @1 b
- -webkit-transition: opacity 0.5s ease;
/ F: ]5 \6 T: m% R& O6 X" E5 U - transition: opacity 0.5s ease;
& J9 Z+ c, J$ D: C - width: 160px;1 V f6 L [0 ^! q `; t# E! i
- }& n6 W! H- b* O2 Q2 L3 \
- .dropdown-menu a {
% x2 r8 j3 ~- |+ d3 k/ @; c. n9 u B6 V - color: #fff;
( ?9 t6 Z! X/ n" }, v - }4 |# O5 F/ m9 m! I
- .dropdown-menu-item {0 Q" ?+ T3 o2 j' N8 [5 [
- cursor: pointer;
7 ~1 {( h6 J# w. u" R1 N - padding: 1em;% [/ g, m. P" w; B& [3 f) G
- text-align: center;9 ]5 n4 z- V' e I
- }2 F$ D. H! R0 }
- .dropdown-menu-item:hover {
9 v0 p" X' \. M* A+ i2 D - background-color: #eb272d;# V" s' r6 N- D+ I3 v
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& E% E" f0 G' `; `3 l2 R% Y - <!-- Checkbox toggle -->
7 ?+ r3 P1 O s; X Y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 F& C& r% {2 G8 k
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' Z" d; K; h) {9 D
- <!-- Content to toggle from www.mfbuluo.com-->! v0 m$ R4 P+ ~ l+ h2 m3 S
- <div role="toggle" class="toggle-content">
* S J3 f. ?# u$ }4 }; w% i - BA-NA-NA-NA!+ T3 x( b& N3 Q8 O; u$ I
- </div>
7 B+ p& \% m% X3 p2 F; R - </div>
复制代码CSS代码内容如下: - .toggle {( {3 ?8 I8 J8 v/ Y
- margin: 0 auto;
+ n, B9 }3 b A# `5 U - max-width: 400px;
9 }0 ?& W; ]9 a* W" ]4 E# Z - }4 T4 T j* X+ Z) f" N3 u' F
- .toggle-label {
! L0 _, ~! s1 g# M( T, J& m9 c2 P - font-size: 16px;
- w9 d5 C. l) _, s - background: #fff;
6 m: c& U! K( s0 r* y# Z - padding: 1em;9 \* w' m% q& F( ?- V% A
- cursor: pointer;% v) j" W# p6 E8 k1 A! U
- display: block;, u; C8 |4 b& k6 c: Y2 J3 `: q
- margin: 0 auto 1em;. e* {/ k) E' E& r6 } A% A) v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: b A. n& N! u! ?1 P+ m4 g - border-radius: 4px;
6 b! g2 z8 ^! M' B V0 |. U - }
4 T' |9 l+ n/ B( l& b - .toggle-label:after {
: F2 ?+ H/ C4 A( i/ F - color: #ED3E44;
) F+ U( Q. ~# V+ o - content: "+";
' q) B7 b3 Y$ O) q9 W4 R+ n - float: right; i8 `1 n" k8 ^1 F, f
- font-weight: bold;% ?/ K) C( h4 N$ U3 v: k: G
- }0 g6 r% \! }9 V+ n: x7 f3 n; s. O d
- .toggle-content {" {4 _6 l# N0 H: M6 O2 \
- color: #B0B3C2;9 [& @- h$ J0 p7 B; m+ L
- font-family: monospace;! f P& {" c) M" b# ?
- font-size: 16px;
& H: V) A& C& N - margin-bottom: 1.5em;6 G: o8 R; [% L8 ^
- padding: 1em;$ p* S' w8 H( M( e; P; ^- u, y
- }
: W( z3 X$ R" y, k- U# i7 l - .toggle-input {
4 U# t! X: _, |: l t" b+ r& V+ P - display: none;8 D3 k* B2 b5 N/ p( g
- }* ]; Y& A2 _2 U0 q; J
- .toggle-input:not(checked) ~ .toggle-content {
8 w1 t% C3 a& t - display: none;, h( o2 _% i% Q( ?8 K3 ]6 d- u# n. p
- }
6 P4 X( G( |; O& B( j - .toggle-input:checked ~ .toggle-content {
4 s1 T: d$ T7 }% \ - display: block;+ s+ b$ K( T& ], g8 V
- }" p" y. j8 F$ [6 n1 E
- .toggle-input:checked ~ .toggle-label:after {3 J. q6 J, Q4 D9 ~$ L v6 k4 v
- content: "-";8 e( Q: \4 A( X& w% N
- }
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